dependencies: bump compiletest-rs from git to 0.3.16
dependencies: bump compiletest-rs from git to 0.3.16

graydon/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust,aidancully/rust,aidancully/rust