Remove TODO's.

app/Api/V1/Requests/Models/BudgetLimit/UpdateRequest.php

@@ -76,7 +76,7 @@ class UpdateRequest extends FormRequest
      * Configure the validator instance with special rules for after the basic validation rules.
      *
      * @param Validator $validator
-     *                            TODO duplicate code.
+* See reference nr. 72
      *
      * @return void
      */

app/Api/V1/Requests/Models/Tag/UpdateRequest.php

@@ -65,7 +65,7 @@ class UpdateRequest extends FormRequest
     public function rules(): array
     {
         $tag = $this->route()->parameter('tagOrId');
-        // TODO is uniqueObjectForUser not obsolete?
+// See reference nr. 73
         $rules = [
             'tag'         => 'min:1|uniqueObjectForUser:tags,tag,' . $tag->id,
             'description' => 'min:1|nullable',

app/Api/V1/Requests/Models/Transaction/StoreRequest.php

@@ -60,7 +60,7 @@ class StoreRequest extends FormRequest
             'fire_webhooks'           => $this->boolean('fire_webhooks', true),
             'transactions'            => $this->getTransactionData(),
         ];
-        // TODO location
+// See reference nr. 71
     }
 
     /**