Bump actions/cache from 3 to 4 (#1)

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] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/update-checker-luci.yml

@@ -34,7 +34,7 @@ jobs:
 
     - name: Compare Commit Hash
       id: cacheHash
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: .commitHash
         key: HEAD-${{ steps.getHash.outputs.commitHash }}

.github/workflows/update-checker-packages.yml

@@ -34,7 +34,7 @@ jobs:
 
     - name: Compare Commit Hash
       id: cacheHash
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: .commitHash
         key: HEAD-${{ steps.getHash.outputs.commitHash }}

.github/workflows/update-checker-passwall-packages.yml

@@ -34,7 +34,7 @@ jobs:
 
     - name: Compare Commit Hash
       id: cacheHash
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: .commitHash
         key: HEAD-${{ steps.getHash.outputs.commitHash }}

.github/workflows/update-checker-passwall.yml

@@ -34,7 +34,7 @@ jobs:
 
     - name: Compare Commit Hash
       id: cacheHash
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: .commitHash
         key: HEAD-${{ steps.getHash.outputs.commitHash }}

.github/workflows/update-checker-passwall2.yml

@@ -34,7 +34,7 @@ jobs:
 
     - name: Compare Commit Hash
       id: cacheHash
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: .commitHash
         key: HEAD-${{ steps.getHash.outputs.commitHash }}

.github/workflows/update-checker.yml

@@ -34,7 +34,7 @@ jobs:
 
     - name: Compare Commit Hash
       id: cacheHash
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: .commitHash
         key: HEAD-${{ steps.getHash.outputs.commitHash }}