l10n: Changed string and variable to plural

Reported at Transifex.

Signed-off-by: rakekniven <2069590+rakekniven@users.noreply.github.com>

iOSClient/More/NCMore.swift

@@ -115,7 +115,7 @@ class NCMore: UIViewController, UITableViewDelegate, UITableViewDataSource {
 
         // ITEM : Notification
         item = NKExternalSite()
-        item.name = "_notification_"
+        item.name = "_notifications_"
         item.icon = "bell"
         item.url = "segueNotification"
         item.order = 30

iOSClient/Notification/NCNotification.swift

@@ -37,7 +37,7 @@ class NCNotification: UITableViewController, NCNotificationCellDelegate, NCEmpty
     override func viewDidLoad() {
         super.viewDidLoad()
 
-        title = NSLocalizedString("_notification_", comment: "")
+        title = NSLocalizedString("_notifications_", comment: "")
         view.backgroundColor = .systemBackground
 
         tableView.tableFooterView = UIView()

iOSClient/Supporting Files/en.lproj/Localizable.strings

@@ -682,7 +682,7 @@
 "_filenametype_photo_video_"        = "Photo/Video";
 "_maintain_original_filename_"      = "Maintain original filename";
 "_modify_photo_"                    = "Modify photo";
-"_notification_"                    = "Notification";
+"_notifications_"                   = "Notifications";
 "_no_notification_"                 = "No notifications yet";
 "_autoupload_filename_title_"       = "Auto upload filename";
 "_untitled_txt_"                    = "Untitled.txt";