Add 8.1 tests to CI

Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>

.github/workflows/lint.yml

@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['7.3', '7.4', '8.0']
+        php-versions: ['7.3', '7.4', '8.0', '8.1']
     name: php${{ matrix.php-versions }} lint
     steps:
     - name: Checkout

.github/workflows/oci.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: [ '7.3', '7.4', '8.0' ]
+        php-versions: [ '7.3', '7.4', '8.0', '8.1']
         databases: [ 'oci' ]
 
     name: php${{ matrix.php-versions }}-${{ matrix.databases }}