FE: ACL: Fix Idempotent_write ACL is not created

[polegkashti]

What changes did you make?
I changed two files that contained typos.
Fixes #424

Is there anything you'd like reviewers to focus on?
It's a small PR I don't think there's much to review :)

How Has This Been Tested? (put an "x" (case-sensitive!) next to an item)

• [X ] No need to

Checklist (put an "x" (case-sensitive!) next to all the items, otherwise the build will fail)

• [X ] I have performed a self-review of my own code
• [X ] I have commented my code, particularly in hard-to-understand areas
• [X ] I have made corresponding changes to the documentation (e.g. ENVIRONMENT VARIABLES)
• [ X] My changes generate no new warnings (e.g. Sonar is happy)
• [ X] I have added tests that prove my fix is effective or that my feature works
• [ X] New and existing unit tests pass locally with my changes
• [ X] Any dependent changes have been merged

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[github-actions]

Hi polegkashti! 👋

Welcome, and thank you for opening your first PR in the repo!

Please wait for triaging by our maintainers.

Please take a look at our contributing guide.

[Haarolean]

@polegkashti thanks for your first contribution to kafbat ui!