fix v3 tests

Author: Mh-Asmi

src/Ushahidi/Modules/V3/Repository/Form/StatsRepository.php

@@ -318,7 +318,7 @@ public function getResponseRecipients($form_id, $created_after, $created_before)
             ->from('posts')
             ->where('form_id', '=', $form_id);
         $query = $this->betweenDates($query, 'created', $created_before, $created_after);
-        $query = DB::select([DB::expr('COUNT(contact_id)'), 'total'])
+        $query = DB::select([DB::expr('COUNT(messages.contact_id)'), 'total'])
             ->distinct(true)
             ->from([$query,'targeted_posts'])
             ->join('messages', 'INNER')

src/Ushahidi/Modules/V5/Repository/Survey/EloquentSurveyStatesRepository.php

@@ -176,7 +176,7 @@ private function queryForWeb($survey_id, $created_after, $created_before)
     public function getResponseRecipients($survey_id, SurveyStatesSearchFields $search_fields)
     {
         $query = DB::table('posts')
-            ->selectRaw('COUNT(contact_id) as total')
+            ->selectRaw('COUNT(messages.contact_id) as total')
             ->distinct()
             ->join('messages', 'messages.post_id', '=', 'posts.id')
             ->where('form_id', '=', $survey_id)