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/main.yaml

@@ -40,7 +40,7 @@ jobs:
           key: "${{ env.cache-version }}-qa"
 
       - name: "Cache PHP extensions"
-        uses: "actions/cache@v3"
+        uses: "actions/cache@v4"
         with:
           path: "${{ steps.extcache.outputs.dir }}"
           key: "${{ steps.extcache.outputs.key }}"
@@ -61,7 +61,7 @@ jobs:
         run: 'echo "::set-output name=dir::$(composer config cache-files-dir)"'
 
       - name: "Cache PHP dependencies"
-        uses: "actions/cache@v3"
+        uses: "actions/cache@v4"
         with:
           path: "${{ steps.composercache.outputs.dir }}"
           key: "${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}"
@@ -99,7 +99,7 @@ jobs:
           key: "${{ env.cache-version }}-static-analysis"
 
       - name: "Cache PHP extensions"
-        uses: "actions/cache@v3"
+        uses: "actions/cache@v4"
         with:
           path: "${{ steps.extcache.outputs.dir }}"
           key: "${{ steps.extcache.outputs.key }}"
@@ -120,7 +120,7 @@ jobs:
         run: 'echo "::set-output name=dir::$(composer config cache-files-dir)"'
 
       - name: "Cache PHP dependencies"
-        uses: "actions/cache@v3"
+        uses: "actions/cache@v4"
         with:
           path: "${{ steps.composercache.outputs.dir }}"
           key: "${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}"
@@ -165,7 +165,7 @@ jobs:
           key: "${{ env.cache-version }}${{ matrix.composer-args }}"
 
       - name: "Cache PHP extensions"
-        uses: "actions/cache@v3"
+        uses: "actions/cache@v4"
         with:
           path: "${{ steps.extcache.outputs.dir }}"
           key: "${{ steps.extcache.outputs.key }}"
@@ -186,7 +186,7 @@ jobs:
         run: 'echo "::set-output name=dir::$(composer config cache-files-dir)"'
 
       - name: "Cache PHP dependencies"
-        uses: "actions/cache@v3"
+        uses: "actions/cache@v4"
         with:
           path: "${{ steps.composercache.outputs.dir }}"
           key: "${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}"
@@ -226,7 +226,7 @@ jobs:
           key: "${{ env.cache-version }}"
 
       - name: "Cache PHP extensions"
-        uses: "actions/cache@v3"
+        uses: "actions/cache@v4"
         with:
           path: "${{ steps.extcache.outputs.dir }}"
           key: "${{ steps.extcache.outputs.key }}"
@@ -247,7 +247,7 @@ jobs:
         run: 'echo "::set-output name=dir::$(composer config cache-files-dir)"'
 
       - name: "Cache PHP dependencies"
-        uses: "actions/cache@v3"
+        uses: "actions/cache@v4"
         with:
           path: "${{ steps.composercache.outputs.dir }}"
           key: "${{ runner.os }}-composer-${{ hashFiles('**/composer.json') }}"