Fixes for failing test

Author: AltamashShaikh

phpcs.xml

@@ -15,7 +15,7 @@
 
     <rule ref="Generic.Files.LineLength">
         <properties>
-            <property name="lineLimit" value="260" />
+            <property name="lineLimit" value="300" />
         </properties>
         <exclude-pattern>tests/*</exclude-pattern>
     </rule>

tests/Integration/ModelTest.php

@@ -323,6 +323,7 @@ public function test_triggerAlert_getTriggeredAlertsForPeriod_ShouldMarkAlertAsT
             'value_old'         => 48.519,
             'additional_emails' => array('[email protected]', '[email protected]'),
             'phone_numbers'     => array('0123456789'),
+            'slack_channel_id'  => '',
             'email_me'          => 0,
             'id_sites'          => array(1, 2),
             'report_mediums'    => ['email', 'mobile']