Bump actions/checkout from 6 to 7 in the github-actions group (#52)

Author: dependabot[bot]

.github/workflows/build.yml

@@ -79,7 +79,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Composer Install
         run: composer install --prefer-dist --no-progress --no-suggest --ignore-platform-reqs

.github/workflows/mkrepo.yml

@@ -58,7 +58,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Composer Install
         run: composer install --prefer-dist --no-progress --no-suggest --ignore-platform-reqs

.github/workflows/sync.yml

@@ -50,7 +50,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Composer Install
         run: composer install --prefer-dist --no-progress --no-suggest --ignore-platform-reqs