[workflows] updated to uses: cvmfs-contrib/github-action-cvmfs@main

Author: wdconinc

.github/workflows/cvmfs_http_proxy.yml

@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - uses: cvmfs-contrib/setup-cvmfs@main
+    - uses: cvmfs-contrib/github-action-cvmfs@main
       with:
         cvmfs_http_proxy: 'auto'
     - name: Setup CernVM-FS

.github/workflows/cvmfs_repositories.yml

@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - uses: cvmfs-contrib/setup-cvmfs@main
+    - uses: cvmfs-contrib/github-action-cvmfs@main
       with:
         cvmfs_repositories: 'grid.cern.ch'
     - name: Setup CernVM-FS

.github/workflows/minimal-usage.yml

@@ -5,6 +5,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v2
-    - uses: cvmfs-contrib/setup-cvmfs@main
+    - uses: cvmfs-contrib/github-action-cvmfs@main
     - name: Setup CernVM-FS
       run: cat /etc/cvmfs/default.local && ls /cvmfs/grid.cern.ch/ && cvmfs_config showconfig grid.cern.ch