Compare inline schemas under AllOf/AnyOf/OneOf by title

[reuvenharrison]

This PR improves comparison of subschemas under AllOf/AnyOf/OneOf with the following capabilities:

1. Ability to compare subschemas that have the same title to each other
2. Improved diff output format
3. Improved messages for breaking changes and changelog (note: you may need to update exception files)

Diff Before:

anyOf:
    added:
        - Fox
        - RevisionSchema[2]:Rabbit
        - RevisionSchema[4]
    deleted:
        - BaseSchema[2]:Rabbit
        - BaseSchema[3]
    modified:
        '#/components/schemas/Dog':
            properties:
                modified:
                    breed:
                        anyOf:
                            modified:
                                '#/components/schemas/Breed2':
                                    properties:
                                        modified:
                                            name:
                                                type:
                                                    from: string
                                                    to: number

Diff After:

anyOf:
    added:
        - index: 3
          component: Fox
    modified:
        - base:
            index: 0
            component: Dog
          revision:
            index: 0
            component: Dog
          diff:
            properties:
                modified:
                    breed:
                        anyOf:
                            modified:
                                - base:
                                    index: 1
                                    component: Breed2
                                  revision:
                                    index: 0
                                    component: Breed2
                                  diff:
                                    properties:
                                        modified:
                                            name:
                                                type:
                                                    from: string
                                                    to: number
        - base:
            index: 2
            title: Rabbit
          revision:
            index: 2
            title: Rabbit
          diff:
            type:
                from: string
                to: number
        - base:
            index: 3
          revision:
            index: 4
          diff:
            type:
                from: string
                to: number

Changelog Before

3 changes: 1 error, 0 warning, 2 info
error	[response-property-type-changed] at /tmp/response_property_any_of_complex_revision.yaml
	in API GET /pets
		the '/anyOf[#/components/schemas/Dog]/breed/anyOf[#/components/schemas/Breed2]/name' response's property type/format changed from 'string'/'' to 'number'/'' for status '200'

info	[response-body-any-of-added] at /tmp/response_property_any_of_complex_revision.yaml
	in API GET /pets
		added 'Fox, RevisionSchema[2]:Rabbit, RevisionSchema[4]' to the response body 'anyOf' list for the response status '200'

info	[response-body-any-of-removed] at /tmp/response_property_any_of_complex_revision.yaml
	in API GET /pets
		removed 'BaseSchema[2]:Rabbit, BaseSchema[3]' from the response body 'anyOf' list for the response status '200'

Changelog After

4 changes: 3 error, 0 warning, 1 info
error	[response-property-type-changed] at /tmp/response_property_any_of_complex_revision.yaml
	in API GET /pets
		the '/anyOf[#/components/schemas/Dog]/breed/anyOf[#/components/schemas/Breed2]/name' response's property type/format changed from 'string'/'' to 'number'/'' for status '200'

error	[response-property-type-changed] at /tmp/response_property_any_of_complex_revision.yaml
	in API GET /pets
		the '/anyOf[subschema #3: Rabbit]/' response's property type/format changed from 'string'/'' to 'number'/'' for status '200'

error	[response-property-type-changed] at /tmp/response_property_any_of_complex_revision.yaml
	in API GET /pets
		the '/anyOf[subschema #4 -> subschema #5]/' response's property type/format changed from 'string'/'' to 'number'/'' for status '200'

info	[response-body-any-of-added] at /tmp/response_property_any_of_complex_revision.yaml
	in API GET /pets
		added '#/components/schemas/Fox' to the response body 'anyOf' list for the response status '200'

[codecov]

Codecov Report

Attention: Patch coverage is 84.12698% with 50 lines in your changes are missing coverage. Please review.

Project coverage is 83.86%. Comparing base (051d11e) to head (2cf2ab8).
Report is 5 commits behind head on main.

Files	Patch %	Lines
diff/subschemas_diff.go	78.64%	27 Missing and 17 partials ⚠️
diff/modified_subschemas.go	94.64%	2 Missing and 1 partial ⚠️
report/report.go	25.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #527      +/-   ##
==========================================
+ Coverage   83.29%   83.86%   +0.56%     
==========================================
  Files         226      226              
  Lines       12964    13180     +216     
==========================================
+ Hits        10798    11053     +255     
+ Misses       1745     1705      -40     
- Partials      421      422       +1     

Flag	Coverage Δ
unittests	83.86% <84.12%> (+0.56%)	⬆️

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