Rollup merge of rust-lang#146115 - hax0kartik:master, r=lqd

Add maintainer for VxWorks

Hi,

This adds me as a target maintainer for VxWorks. I am currently a member of the VxWorks compiler team and I am actively working on improving rust support for VxWorks.

Thanks!

Author: GuillaumeGomez

src/doc/rustc/src/platform-support/vxworks.md

@@ -20,6 +20,7 @@ Target triplets available:
 ## Target maintainers
 
 [@biabbas](https://github.com/biabbas)
+[@hax0kartik](https://github.com/hax0kartik)
 
 ## Requirements