vim-patch:9.0.1891: No runtime support for Mojo

Problem:  No runtime support for Mojo
Solution: Add basic filetype and syntax plugins

closes: vim/vim#13062
closes: vim/vim#13063

0ce2c594d0

Co-authored-by: Mahmoud Abduljawad <mahmoud@masaar.com>

runtime/lua/vim/filetype.lua

@@ -669,6 +669,8 @@ local extension = {
   m2 = 'modula2',
   mi = 'modula2',
   lm3 = 'modula3',
+  mojo = 'mojo',
+  ['🔥'] = 'mojo', -- 🙄
   ssc = 'monk',
   monk = 'monk',
   tsc = 'monk',