Apply suggestions from code review

Author: tabacitu

src/config/backpack/operations/create.php

@@ -37,6 +37,6 @@
 
     // Before saving the entry, how would you like the request to be stripped?
     //  - false - use Backpack's default (ONLY save inputs that have fields)
-    //  - invokable class - custom stripping (eg. App\Http\Requests\StripBackpackRequest::class)
+    //  - invokable class - custom stripping (the return should be an array with input names) 
     // 'strippedRequest' => App\Http\Requests\StripBackpackRequest::class,
 ];

src/config/backpack/operations/update.php

@@ -37,6 +37,6 @@
 
     // Before saving the entry, how would you like the request to be stripped?
     //  - false - use Backpack's default (ONLY save inputs that have fields)
-    //  - invokable class - custom stripping (eg. App\Http\Requests\StripBackpackRequest::class)
+    //  - invokable class - custom stripping (the return should be an array with input names) 
     // 'strippedRequest' => App\Http\Requests\StripBackpackRequest::class,
 ];