one-app-dev-bundler has an old version of postcss dependency

[AP7557]

🐞 Bug Report

Describe the bug

@americanexpress/one-app-dev-bundler is dependent on an older version of postcss with vulnerability, (PostCC line return parsing error, affecs linters to parse external CSS)

To Reproduce

Run npm ls postcss in one-app-dev-bundler

|__@americanexpress/one-app-bundler@6.21.4
   |__@americanexpress/one-app-dev-bundler@1.5.4
      |__postcss-modules@3.2.2
      |  |__postcss@7.0.39
      |__postcss@7.0.39

Expected behavior

Upgrade postcss to 8.4.31

[github-actions]

This issue is stale because it has been open 30 days with no activity.