Replace "Time:" with "Date and time:" in e-mail notification

Signed-off-by: Jérôme Herbinet <33763786+Jerome-Herbinet@users.noreply.github.com>

apps/dav/lib/CalDAV/Schedule/IMipService.php

@@ -539,7 +539,7 @@ class IMipService {
 			$data['meeting_title_html'] ?? $data['meeting_title'], $this->l10n->t('Title:'),
 			$this->getAbsoluteImagePath('caldav/title.png'), $data['meeting_title'], '', IMipPlugin::IMIP_INDENT);
 		if ($data['meeting_when'] !== '') {
-			$template->addBodyListItem($data['meeting_when_html'] ?? $data['meeting_when'], $this->l10n->t('Time:'),
+			$template->addBodyListItem($data['meeting_when_html'] ?? $data['meeting_when'], $this->l10n->t('Date and time:'),
 				$this->getAbsoluteImagePath('caldav/time.png'), $data['meeting_when'], '', IMipPlugin::IMIP_INDENT);
 		}
 		if ($data['meeting_location'] !== '') {