[backport v2.14.1] [16817] Fixed condition for appCo to allow namespace changes correctly

[rancher-ui-project-bot]

This is an automated request to port PR #16881 by @marcelofukumoto

Fixes #16890

Original PR body:

Summary

Original text redacted by port-pr.yaml

Occurred changes and/or fixed issues

• The condition for the fetched data is not correct, it should fix an edge case but now it is blocking normal namespace changes

Technical notes summary

• I had reverted from trying to use fetchState pending but didn't revert the logic

Areas or cases that should be tested

• AppCo installation

Areas which could experience regressions

Screenshot/Video

Checklist

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