Patch deps to use rustc-ap-* v546

Author: Xanewok

Cargo.lock

@@ -20,6 +20,10 @@ name = "rls"
 test = false
 path = "rls/src/main.rs"
 
+[patch.crates-io]
+racer = { git = "https://github.com/Xanewok/racer", branch = "bump-rustc-ap-syntax" }
+rustfmt-nightly = {git = "https://github.com/Xanewok/rustfmt", branch = "no-screaming-await" }
+
 [dependencies]
 rls-analysis = "0.18.0"
 rls-data = "0.19"