C3: Prompt user to change directory in summary steps

[jculvey]

Fixes #3476.

What this PR solves / how to test:

Tells the user to cd into the application they just created before suggesting other commands

Associated docs issue(s)/PR(s):

• [insert associated docs issue(s)/PR(s)]

Author has included the following, where applicable:

• Tests
• Changeset (Changeset guidelines)

Reviewer is to perform the following, as applicable:

• Checked for inclusion of relevant tests
• Checked for inclusion of a relevant changeset
• Checked for creation of associated docs updates
• Manually pulled down the changes and spot-tested

[changeset-bot]

🦋 Changeset detected

Latest commit: e0d3e57

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
create-cloudflare	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[github-actions]

A wrangler prerelease is available for testing. You can install this latest build in your project with:

npm install --save-dev https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/5513603446/npm-package-wrangler-3580

You can reference the automatically updated head of this PR with:

npm install --save-dev https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/prs/3580/npm-package-wrangler-3580

Or you can use npx with this latest build directly:

npx https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/5513603446/npm-package-wrangler-3580 dev path/to/script.js

Additional artifacts:

npm install https://prerelease-registry.devprod.cloudflare.dev/workers-sdk/runs/5513603446/npm-package-cloudflare-pages-shared-3580

Note that these links will no longer work once the GitHub Actions artifact expires.

[codecov]

Codecov Report

Merging #3580 (e0d3e57) into main (e16d027) will increase coverage by 0.03%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main    #3580      +/-   ##
==========================================
+ Coverage   75.19%   75.23%   +0.03%     
==========================================
  Files         190      190              
  Lines       11160    11160              
  Branches     2944     2944              
==========================================
+ Hits         8392     8396       +4     
+ Misses       2768     2764       -4     

see 3 files with indirect coverage changes

[rozenmd]

Love this.