deps: switch back to main ignore crate (#4008)

Author: calebcartwright

Cargo.lock

@@ -14,6 +14,7 @@ generic-simd = ["bytecount/generic-simd"]
 annotate-snippets = { version = "0.6", features = ["ansi_term"] }
 anyhow = "1.0"
 bytecount = "0.6"
+ignore = "0.4.11"
 itertools = "0.8"
 lazy_static = "1.0.0"
 log = "0.4"
@@ -29,10 +30,6 @@ unicode-width = "0.1.5"
 [dev-dependencies]
 env_logger = "0.7"
 
-[dependencies.ignore]
-package = "rustfmt_ignore"
-version = "0.4.10"
-
 [dependencies.rustc_target]
 package = "rustc-ap-rustc_target"
 version = "610.0.0"