Merge pull request #22 from cvmfs-contrib/actions-checkout-v3

ci(chore): upgrade to actions/checkout@v3

Author: wdconinc

.github/workflows/cvmfs_config_package.yml

@@ -4,7 +4,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - uses: ./
       with:
         cvmfs_repositories: 'pilot.eessi-hpc.org'

.github/workflows/cvmfs_http_proxy.yml

@@ -4,7 +4,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - uses: ./
       with:
         cvmfs_http_proxy: 'auto'

.github/workflows/cvmfs_repositories.yml

@@ -4,7 +4,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - uses: ./
       with:
         cvmfs_repositories: 'grid.cern.ch'

.github/workflows/ubuntu.yml

@@ -12,7 +12,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, ubuntu-20.04, ubuntu-22.04]
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - uses: ./
     - name: Test CernVM-FS
       run: |