multiplatform newline check (#36464)

Author: zholzhas

src/Illuminate/Foundation/Console/PolicyMakeCommand.php

@@ -131,8 +131,13 @@ protected function replaceModel($stub, $model)
             array_keys($replace), array_values($replace), $stub
         );
 
-        return str_replace(
-            "use {$namespacedModel};\nuse {$namespacedModel};", "use {$namespacedModel};", $stub
+        return preg_replace(
+            vsprintf('/use %s;[\r\n]+use %s;/', [
+                preg_quote($namespacedModel, '/'),
+                preg_quote($namespacedModel, '/'),
+            ]),
+            "use {$namespacedModel};",
+            $stub
         );
     }