Remove data-use-datetime-picker attribute from command forms (#1391)

Flatpickr was a polyfill for browsers lacking native support for `<input
type="datetime-local">`, but Firefox and Safari have since added native
support, so the polyfill never activates anymore.

Author: TheSyscall

application/forms/Command/Object/AcknowledgeProblemForm.php

@@ -152,7 +152,6 @@ protected function assembleElements()
                 'localDateTime',
                 'expire_time',
                 [
-                    'data-use-datetime-picker'  => true,
                     'required'                  => true,
                     'value'                     => $expireTime,
                     'label'                     => t('Expire Time'),

application/forms/Command/Object/AddCommentForm.php

@@ -108,7 +108,6 @@ protected function assembleElements()
                 'localDateTime',
                 'expire_time',
                 [
-                    'data-use-datetime-picker'  => true,
                     'required'                  => true,
                     'value'                     => $expireTime,
                     'label'                     => t('Expire Time'),

application/forms/Command/Object/ScheduleCheckForm.php

@@ -75,7 +75,6 @@ protected function assembleElements()
             'localDateTime',
             'check_time',
             [
-                'data-use-datetime-picker'  => true,
                 'required'                  => true,
                 'label'                     => t('Check Time'),
                 'description'               => t('Set the date and time when the check should be scheduled.'),

application/forms/Command/Object/ScheduleServiceDowntimeForm.php

@@ -120,7 +120,6 @@ protected function assembleElements()
             'localDateTime',
             'start',
             [
-                'data-use-datetime-picker'  => true,
                 'required'                  => true,
                 'value'                     => $this->start,
                 'label'                     => t('Start Time'),
@@ -133,7 +132,6 @@ protected function assembleElements()
             'localDateTime',
             'end',
             [
-                'data-use-datetime-picker'  => true,
                 'required'                  => true,
                 'label'                     => t('End Time'),
                 'description'               => t('Set the end date and time for the downtime.'),