fix(amazonq): Minor string change in quickActionCommands for /test

[laileni-aws]

Problem

• IDE shows Generate unit tests (python & java) for selected code in quick actions but Q supports all the languages.

Solution

• Made change accordingly.
  

---

• Treat all work as PUBLIC. Private feature/x branches will not be squash-merged at release time.
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[github-actions]

• This pull request modifies code in src/* but no tests were added/updated.
  • Confirm whether tests should be added or ensure the PR description explains why tests are not required.
• This pull request implements a feat or fix, so it must include a changelog entry (unless the fix is for an unreleased feature). Review the changelog guidelines.
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[laileni-aws]

/retryBuilds