BCDA-6627 Update base docker image used for test container

[magile32]

Fixes BCDA-6627

Proposed Changes

Change Details

• Switch to an Alpine docker image from a Debian base (to be consistent with the rest of BCDA go containers)
• Execute an update on existing apks on base image
• Package dependencies added to Dockerfile to support build and test execution

Security Implications

• new software dependencies

• security controls or supporting software altered

• new data stored or transmitted

• security checklist is completed for this change

• requires more information or team discussion to evaluate security implications

• no PHI/PII is affected by this change

Acceptance Validation

Successful build and execution of test container on lower environments. Also verify that Snyk findings reported has been reduced.

Feedback Requested

[codecov-commenter]

Codecov Report

Merging #822 (296def5) into master (7448038) will increase coverage by 0.08%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #822      +/-   ##
==========================================
+ Coverage   74.72%   74.81%   +0.08%     
==========================================
  Files          89       89              
  Lines       10300    10300              
==========================================
+ Hits         7697     7706       +9     
+ Misses       1991     1985       -6     
+ Partials      612      609       -3     

Impacted Files	Coverage Δ
bcda/models/fhir/alr/v2/group.go	84.30% <0.00%> (+1.74%)	⬆️
bcda/models/fhir/alr/v1/group.go	88.00% <0.00%> (+3.42%)	⬆️

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[ian-sawyer]

LGTM