ci(GitHub): bump gradle/actions from 3 to 4

Bumps [gradle/actions](https://github.com/gradle/actions) from 3 to 4.
- [Release notes](https://github.com/gradle/actions/releases)
- [Commits](gradle/actions@v3...v4)

---
updated-dependencies:
- dependency-name: gradle/actions
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -103,7 +103,7 @@ jobs:
             ${{ runner.os }}-kmp-
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v3
+        uses: gradle/actions/setup-gradle@v4
         with:
           gradle-home-cache-cleanup: true
           cache-disabled: ${{ matrix.os == 'windows' }} # super slow on Windows.

.github/workflows/pr-baseline.yml

@@ -63,7 +63,7 @@ jobs:
           java-version: 22
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v3
+        uses: gradle/actions/setup-gradle@v4
         with:
           cache-disabled: true
           cache-read-only: true

.github/workflows/release.yml

@@ -81,7 +81,7 @@ jobs:
           java-version: 22
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v3
+        uses: gradle/actions/setup-gradle@v4
         with:
           cache-disabled: true
           cache-read-only: true