fix(phpunit-pgsql): master/v30 only supports pgsql 12-16; drop 10

Signed-off-by: Josh <josh.t.richards@gmail.com>

.github/workflows/phpunit-pgsql.yml

@@ -53,11 +53,11 @@ jobs:
     strategy:
       matrix:
         php-versions: ['8.1']
-        # To keep the matrix smaller we ignore PostgreSQL '11', '13', '14' as we already test 10 and 15 as lower and upper bound
-        postgres-versions: ['10', '15', '16']
+        # To keep the matrix smaller we ignore PostgreSQL '13', '14', and '15' as we already test 12 and 16 as lower and upper bound
+        postgres-versions: ['12', '16']
         include:
           - php-versions: '8.3'
-            postgres-versions: '15'
+            postgres-versions: '16'
             coverage: ${{ github.event_name != 'pull_request' }}
 
     name: PostgreSQL ${{ matrix.postgres-versions }} (PHP ${{ matrix.php-versions }}) - database tests