Update gradle/actions action to v5

Author: renovate[bot]

.github/workflows/integration-test.yml

@@ -65,7 +65,7 @@ jobs:
           java-version: 21
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@748248ddd2a24f49513d8f472f81c3a07d4d50e1 # v4
+        uses: gradle/actions/setup-gradle@4d9f0ba0025fe599b4ebab900eb7f3a1d93ef4c2 # v5
 
       - name: Compile split-tests-java
         working-directory: split-tests-java

.github/workflows/release.yml

@@ -22,7 +22,7 @@ jobs:
           java-version: 21
 
       - name: Set up Gradle
-        uses: gradle/actions/setup-gradle@748248ddd2a24f49513d8f472f81c3a07d4d50e1 # v4
+        uses: gradle/actions/setup-gradle@4d9f0ba0025fe599b4ebab900eb7f3a1d93ef4c2 # v5
 
       - name: Build JAR
         run: ./gradlew shadowJar

.github/workflows/unit-test.yml

@@ -23,7 +23,7 @@ jobs:
           java-version: 21
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@748248ddd2a24f49513d8f472f81c3a07d4d50e1 # v4
+        uses: gradle/actions/setup-gradle@4d9f0ba0025fe599b4ebab900eb7f3a1d93ef4c2 # v5
 
       - name: Gradle check
         run: ./gradlew check