vim-patch:8.2.0190: detect Kotlin files [ci skip] #11796

Problem:    Kotlin files are not recognized.
Solution:   Detect Kotlin files. (Alkeryn, closes vim/vim#5560)
ab067a21b9

runtime/filetype.vim

@@ -829,6 +829,9 @@ au BufNewFile,BufRead *.k			setf kwt
 " Kivy
 au BufNewFile,BufRead *.kv			setf kivy
 
+" Kotlin
+au BufNewFile,BufRead *.kt,*.ktm,*.kts		setf kotlin
+
 " KDE script
 au BufNewFile,BufRead *.ks			setf kscript
 

src/nvim/testdir/test_filetype.vim

@@ -234,6 +234,7 @@ let s:filename_checks = {
     \ 'kconfig': ['Kconfig', 'Kconfig.debug'],
     \ 'kivy': ['file.kv'],
     \ 'kix': ['file.kix'],
+    \ 'kotlin': ['file.kt', 'file.ktm', 'file.kts'],
     \ 'kscript': ['file.ks'],
     \ 'kwt': ['file.k'],
     \ 'lace': ['file.ace', 'file.ACE'],