build(deps): bump actions/cache from 4 to 5 in /.github/workflows

Bumps [actions/cache](https://github.com/actions/cache) from 4 to 5.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v4...v5)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yaml

@@ -30,7 +30,7 @@ jobs:
               run: sudo apt install -y libluajit-5.1-dev mold
 
             - name: Set up build cache
-              uses: actions/cache@v4
+              uses: actions/cache@v5
               with:
                   path: |
                       ~/.cargo/bin/

.github/workflows/lint.yaml

@@ -53,7 +53,7 @@ jobs:
               run: sudo apt install -y libluajit-5.1-dev mold
 
             - name: Set up build cache
-              uses: actions/cache@v4
+              uses: actions/cache@v5
               with:
                   path: |
                       ~/.cargo/bin/