Vietnamese translation update (again) (#1012)

* fix #983 (#995)

* Pull from Shard Nguyen

* Change a mode's description

* Fix a bug when Help button don't restore it's color in a condition

* Update dict_vi.lua

* Update Zictionary (mostly fix broken sentences)

* Update game's translation

* Update modes

* Update dictionary

* Minor change

* Update stat translation

* Minor change

* Minor change

* Update lang_vi.lua

* Minor changes

* Fix misunderstanding help text

* Update scene

* Rename _utf8lower to needLowerUTF8

* Add titleLowered and keywordsLowered

* Fix stuck color again

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Co-authored-by: scdhh <51957264+shoucandanghehe@users.noreply.github.com>

parts/language/lang_en.lua

@@ -414,7 +414,7 @@ B. Keyboard
 
 C. Gamepad
         - Press $10 to display Help
-        - Press $5 or $6 to scroll through the text, speed up with $11
+        - Press $5 or $6 to scroll through the text
         - Press $7 to open the previous entry and $8 to open the next entry. Speed up with $11
         - Hold $11 and press $6 to decrease the font size or $5 to increase
 ]]