WGSL and Metal aren't listed by tokei #1136
Description
#754 added support for WGSL and Metal but running tokei doesn't list them for me.
$ ls
example.metal example.txt example.wgsl
$ tokei
===============================================================================
Language Files Lines Code Comments Blanks
===============================================================================
Plain Text 1 1 0 1 0
===============================================================================
Total 1 1 0 1 0
===============================================================================
Also, they aren't listed as supported languages in the README.