List of steps to reproduce (step by step, including full links if applicable):

1. Surf to https://en.m.wikipedia.org/wiki/Main_Page on Android phone
2. Tab "Search Wikipedia"
3. Type "Wiki"
4. Observe that all strings of "Wiki" are highlighted (bold)
   
5. From Android keyboard autocompletion, tab suggestion "Wikipedia"
6. Observe that input field contains "Wikipedia " (including trailing space)
7. Observe that "Wikipedia" is not highlighted (bold)
   
8. Expecting that "Wikipedia" is highlighted
9. Remove trailing space
10. Observe that "Wikipedia" is highlighted (bold)
    

What happens?:

See "Observe that" above.

What should have happened instead?:

See "expecting that" above. Autocomplete highlighting should ignore trailing space inserted by Android keyboard autocomplete.

Software version (if not a Wikimedia wiki), browser information, screenshots, other information, etc.:

Firefox Android 100.3.0 (Build #2015881499), 409a30ff0+
AC: 100.0.12, 7b24cbd763
GV: 100.0.2-20220519220738
AS: 91.1.1