Laravel 10 requires Guzzle 7

Author: aarondfrancis

.github/workflows/tests.yml

@@ -63,7 +63,7 @@ jobs:
 
             # Laravel 10 requires Guzzle ^7.2
           - laravel: 10.*
-            guzzle: 7.*
+            guzzle: 6.*
 
     name: P${{ matrix.php }} / L${{ matrix.laravel }} / G${{ matrix.guzzle }} / ${{ matrix.dependency-version }}