update patch script to copy pkg annotations to uiplugin resource

[aalves08]

Summary

Fixes #11163

Occurred changes and/or fixed issues

• update patch script to copy pkg annotations to uiplugin resource

Technical notes summary

Areas or cases that should be tested

• create a new skeleton app: yarn create @rancher/app test-app
• create a new pkg on app: yarn create @rancher/pkg test -t -w
• copy the whole folder and it's subdirectories shell/scripts/extension to the root of the test-app
• add an annotation to pkg test in rancher.annotations like:

"rancher": {
    "annotations": {
      "catalog.cattle.io/rancher-version": ">= v2.8.4",
      "jordon/did-this": "true"
    }
  },

• run ./extension/publish -s test -b test -f and check the output on the charts folder

Areas which could experience regressions

Screenshot/Video

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