Fix shopify theme dev issue to avoid previewing the live theme instead of the development one

[karreiro]

WHY are these changes introduced?

Fixes #3663

WHAT is this pull request doing?

This PR changes the method that cleans SFR cache to disregard the password page.

How to test your changes?

• Run shopify theme dev in a development store
• Open the development server in a incognito tab
• Type the password
• Notice the development theme appears instead of the live one

Before

After

Post-release steps

None.

Measuring impact

How do we know this change was effective? Please choose one:

• n/a - this doesn't need measurement, e.g. a linting rule or a bug-fix
• Existing analytics will cater for this addition
• PR includes analytics changes to measure impact

Checklist

• I've considered possible cross-platform impacts (Mac, Linux, Windows)
• I've considered possible documentation changes
• I've made sure that any changes to dev or deploy have been reflected in the internal flowchart.

[github-actions]

Thanks for your contribution!

Depending on what you are working on, you may want to request a review from a Shopify team:

• Themes: @shopify/advanced-edits
• UI extensions: @shopify/ui-extensions-cli
  • Checkout UI extensions: @shopify/checkout-ui-extensions-api-stewardship
• Hydrogen: @shopify/hydrogen
• Other: @shopify/cli-foundations

[github-actions]

Coverage report

St.❔	Category	Percentage	Covered / Total
🟡	Statements	72.35%	6944/9598
🟡	Branches	69.45%	3414/4916
🟡	Functions	71.32%	1855/2601
🟡	Lines	73.54%	6544/8898

Test suite run success

1654 tests passing in 765 suites.

Report generated by 🧪jest coverage report action from 1934d42

[jamesmengo]

🎩 lgtm!

[Arecsu]

thank you for this fix!

[sameerxanand]

When will this fix be deployed to homebrew?