undo unnecessary gh permission (#589)

Author: murki

.github/workflows/release_public.yaml

@@ -58,10 +58,10 @@ jobs:
       env:
         VERSION: ${{ inputs.version }}
   release-android:
-    name: Upload Android artifacts to dl.bitdrift.io
+    name: Upload Android artifacts to bitdrif maven and maven central
     permissions:
       id-token: write # required to use OIDC authentication (set up aws credentials)
-      contents: write
+      contents: read
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4