Bump actions/checkout from 3 to 4

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

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

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

.github/workflows/build_release.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: ${{ env.APP_NAME }}
       - name: Install NPM packages

.github/workflows/ci-js.yml

@@ -12,7 +12,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: ${{ env.APP_NAME }}
       - name: Install NPM packages

.github/workflows/ci.yml

@@ -26,7 +26,7 @@ jobs:
 
     steps:
       - name: Checkout server
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: nextcloud/server
           ref: ${{ matrix.server-versions }}
@@ -39,7 +39,7 @@ jobs:
           git -c "http.extraheader=$auth_header" -c protocol.version=2 submodule update --init --force --recursive --depth=1
 
       - name: Checkout app
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: apps/${{ env.APP_NAME }}
 
@@ -93,7 +93,7 @@ jobs:
 
     steps:
       - name: Checkout server
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: nextcloud/server
           ref: ${{ matrix.server-versions }}
@@ -106,7 +106,7 @@ jobs:
           git -c "http.extraheader=$auth_header" -c protocol.version=2 submodule update --init --force --recursive --depth=1
 
       - name: Checkout app
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: apps/${{ env.APP_NAME }}
 
@@ -162,7 +162,7 @@ jobs:
 
     steps:
       - name: Checkout server
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: nextcloud/server
           ref: ${{ matrix.server-versions }}
@@ -175,7 +175,7 @@ jobs:
           git -c "http.extraheader=$auth_header" -c protocol.version=2 submodule update --init --force --recursive --depth=1
 
       - name: Checkout app
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: apps/${{ env.APP_NAME }}