Add settings to enable 24-hour time format and customizable date format (#2347)

* Add setting to enable 24-hour time format

* added hour24Clock to TimeProps

* Add incomplete dateFormatString setting

* Move 24-hour  toggle to Appearance

* Add "Date & Time" subheading, cleanup after merge

* Add setting for date formatting

* Fix minor formatting and naming issues

* Document functions

* adress most comments

* add hint for date formatting

* add support for 24hr time to TimePicker

* prevent overflow on small displays

src/app/features/message-search/MessageSearch.tsx

@@ -57,6 +57,9 @@ export function MessageSearch({
   const [urlPreview] = useSetting(settingsAtom, 'urlPreview');
   const [legacyUsernameColor] = useSetting(settingsAtom, 'legacyUsernameColor');
 
+  const [hour24Clock] = useSetting(settingsAtom, 'hour24Clock');
+  const [dateFormatString] = useSetting(settingsAtom, 'dateFormatString');
+
   const searchInputRef = useRef<HTMLInputElement>(null);
   const scrollTopAnchorRef = useRef<HTMLDivElement>(null);
   const [searchParams, setSearchParams] = useSearchParams();
@@ -289,6 +292,8 @@ export function MessageSearch({
                     urlPreview={urlPreview}
                     onOpen={navigateRoom}
                     legacyUsernameColor={legacyUsernameColor || mDirects.has(groupRoom.roomId)}
+                    hour24Clock={hour24Clock}
+                    dateFormatString={dateFormatString}
                   />
                 </VirtualTile>
               );