Merge pull request #22254 from RudyLu/keyboard/Bug1031561-no_auto_capitalize_acronym

Bug 1031561 - don't auto-capitalize when there are 2 uppercase letters in
r=djf
(cherry picked from commit 80a452a2615446839482ee98a0744285d723f531)

Conflicts:
	apps/keyboard/js/imes/latin/latin.js
Merge pull request #24469 from RudyLu/keyboard/Bug1031561-v2.0

Merge pull request #22254 from