fix string: the action to open the connectivity details while VoiceOver is running is double tapping

deltachat-ios/en.lproj/Localizable.strings

@@ -875,4 +875,4 @@
 "update_1_28_ios_extra_line" = "… and you can select a wallpaper at \"Settings / Background\" now :)";
 "update_1_30" = "Faster. More stable.\n\nFor 1.30 releases, we focused on speed and reliability, fixing dozens of bugs. Check our changelogs if your favorite one is fixed: https://get.delta.chat/#changelogs 🚀";
 
-"a11y_connectivity_hint" = "Tap to view connectivity details.";
+"a11y_connectivity_hint" = "Double tap to view connectivity details.";

scripts/untranslated.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
     <!-- iOS specific untranslated strings -->
-    "a11y_connectivity_hint" = "Tap to view connectivity details.";
+    "a11y_connectivity_hint" = "Double tap to view connectivity details.";
 </resources>