revert accidental behavioral change

Author: snazy

.github/actions/setup-environment-action/action.yml

@@ -78,7 +78,7 @@ runs:
     - name: Setup Gradle
       uses: gradle/actions/setup-gradle@4d9f0ba0025fe599b4ebab900eb7f3a1d93ef4c2 # v5
       with:
-        cache-read-only: ${{ inputs.disable-cache }}
+        cache-disabled: ${{ inputs.disable-cache }}
         validate-wrappers: false
     - name: Install Go
       if: ${{ inputs.go-version != '' }}