Bump actions/cache from 3 to 4 (#1634)

Bumps [actions/cache](https://github.com/actions/cache) from 3 to 4.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v3...v4)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/release.yml

@@ -13,7 +13,7 @@ jobs:
       with:
         fetch-depth: 0
     - name: Scala caches
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.sbt
@@ -46,7 +46,7 @@ jobs:
       with:
         fetch-depth: 0
     - name: Scala caches
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.sbt

.github/workflows/test.yml

@@ -28,7 +28,7 @@ jobs:
         distribution: temurin
 
     - name: Mount caches
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.sbt
@@ -47,7 +47,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       id: conformance-cache
       with:
           key: conformance-${{ runner.os }}-${{hashFiles('conformance/build_test_runner.sh')}}
@@ -56,7 +56,7 @@ jobs:
     # Build conformance_test_runner on a cache miss
     - uses: bazelbuild/setup-bazelisk@v3
       if: steps.conformance-cache.outputs.cache-hit != 'true'
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       if: steps.conformance-cache.outputs.cache-hit != 'true'
       with:
         path: |
@@ -65,7 +65,7 @@ jobs:
     - run: conformance/build_test_runner.sh
       if: steps.conformance-cache.outputs.cache-hit != 'true'
 
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: |
           ~/.sbt