chore(tests): update string

Author: hahuja2

tests/integration/frameworks/laravel/mock_horizon_error_path.php

@@ -10,7 +10,7 @@
 namespace Laravel\Horizon\Console {
     class HorizonCommand {
         public function handle() {
-            echo "handle function\n";
+            echo "Error handle function\n";
             throw new \Error("Error occurred");
         }
     }

tests/integration/frameworks/laravel/mock_horizon_exception_path.php

@@ -10,7 +10,7 @@
 namespace Laravel\Horizon\Console {
     class HorizonCommand {
         public function handle() {
-            echo "handle function\n";
+            echo "Exception handle function\n";
             throw new \Exception("Exception occurred");
         }
     }

tests/integration/frameworks/laravel/mock_supervisor_error_path.php

@@ -10,7 +10,7 @@
 namespace Laravel\Horizon\Console {
     class SupervisorCommand {
         public function handle() {
-            echo "handle function\n";
+            echo "Error handle function\n";
             throw new \Error("Error occurred");
         }
     }

tests/integration/frameworks/laravel/mock_supervisor_exception_path.php

@@ -10,7 +10,7 @@
 namespace Laravel\Horizon\Console {
     class SupervisorCommand {
         public function handle() {
-            echo "handle function\n";
+            echo "Exception handle function\n";
             throw new \Exception("Exception occurred");
         }
     }