Add support for Verilog-AMS

## Language name
Verilog-AMS

## URL of example repository
https://github.com/dwarning/VA-Models/tree/main/code/ASMHEMT/vacode

## URL of syntax highlighting grammar
https://www.vim.org/scripts/script.php?script_id=1329

## Most popular extensions

.va
.vams

## Detected language
No detection for .va files.
Verilog syntax is almost the same excluding some special Verilog-AMS words.