ci: ⬆️ bump actions/cache from 3 to 4

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]>

.github/workflows/go-build.yaml

@@ -24,15 +24,15 @@ jobs:
           mkdir -p "$(go env GOCACHE)"
 
       - name: Go Build Cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.go-cache-paths.outputs.go-build }}
           key: ${{ runner.os }}-gobuild-build-${{ github.sha }}
           restore-keys: |
             ${{ runner.os }}-gobuild-build
 
       - name: Go Mod Cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.go-cache-paths.outputs.go-mod }}
           key: ${{ runner.os }}-gomod-build-${{ hashFiles('**/go.sum') }}

.github/workflows/go-test.yaml

@@ -25,15 +25,15 @@ jobs:
           mkdir -p "$(go env GOCACHE)"
 
       - name: Go Build Cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.go-cache-paths.outputs.go-build }}
           key: ${{ runner.os }}-gobuild-test-${{ github.sha }}
           restore-keys: |
             ${{ runner.os }}-gobuild-test
 
       - name: Go Mod Cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ${{ steps.go-cache-paths.outputs.go-mod }}
           key: ${{ runner.os }}-gomod-test-${{ hashFiles('**/go.sum') }}