Use git dependency for Rustfmt

Author: Xanewok

Cargo.toml

@@ -20,9 +20,6 @@ name = "rls"
 test = false
 path = "rls/src/main.rs"
 
-[patch.crates-io]
-rustfmt-nightly = { version = "1.4.20", git = "https://github.com/rust-lang/rustfmt", branch = "rustfmt-1.4.20" }
-
 [dependencies]
 rls-analysis = "0.18.0"
 rls-data = "0.19"
@@ -49,7 +46,7 @@ racer = { version = "2.1.37", default-features = false }
 rand = "0.7"
 rayon = "1"
 rustc_tools_util = "0.2"
-rustfmt-nightly = "1.4.20"
+rustfmt-nightly = { version = "1.4.20", git = "https://github.com/rust-lang/rustfmt", branch = "rustfmt-1.4.20" }
 serde = "1.0"
 serde_json = "1.0"
 serde_derive = "1.0"