[AIX][ppc64le-linux-gnu] Add Amy Kwan to target maintainers

Author: daltenty

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

@@ -8,6 +8,7 @@ Rust for AIX operating system, currently only 64-bit PowerPC is supported.
 
 [@daltenty](https://github.com/daltenty)
 [@gilamn5tr](https://github.com/gilamn5tr)
+[@amy-kwan](https://github.com/amy-kwan)
 
 ## Requirements
 

src/doc/rustc/src/platform-support/powerpc64le-unknown-linux-gnu.md

@@ -8,6 +8,7 @@ Target for 64-bit little endian PowerPC Linux programs
 
 [@daltenty](https://github.com/daltenty)
 [@gilamn5tr](https://github.com/gilamn5tr)
+[@amy-kwan](https://github.com/amy-kwan)
 
 ## Requirements