use consistent approach to setting up jdk

Author: jaydeluca

.github/workflows/overhead-benchmark-daily.yml

@@ -28,11 +28,11 @@ jobs:
         run: |
           rsync -avv gh-pages/benchmark-overhead/results/ benchmark-overhead/results/
 
-      - name: Set up JDK 21
-        uses: actions/setup-java@8df1039502a15bceb9433410b1a100fbe190c53b # v4.5.0
+      - name: Set up JDK for running Gradle
+        uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5.0.0
         with:
-          distribution: 'temurin'
-          java-version: '21'
+          distribution: temurin
+          java-version-file: .java-version
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@ed408507eac070d1f99cc633dbcf757c94c7933a # v4.4.3