Rollup merge of #68050 - Centril:canon-error, r=Mark-Simulacrum

Canonicalize rustc_error imports

r? @Mark-Simulacrum

Author: JohnTitor

Cargo.lock

@@ -3654,6 +3654,7 @@ dependencies = [
  "log",
  "rustc",
  "rustc_data_structures",
+ "rustc_errors",
  "rustc_feature",
  "rustc_hir",
  "rustc_index",

src/librustc/Cargo.toml

@@ -26,8 +26,8 @@ rustc_hir = { path = "../librustc_hir" }
 rustc_target = { path = "../librustc_target" }
 rustc_macros = { path = "../librustc_macros" }
 rustc_data_structures = { path = "../librustc_data_structures" }
+rustc_errors = { path = "../librustc_errors" }
 rustc_index = { path = "../librustc_index" }
-errors = { path = "../librustc_errors", package = "rustc_errors" }
 rustc_serialize = { path = "../libserialize", package = "serialize" }
 syntax = { path = "../libsyntax" }
 rustc_span = { path = "../librustc_span" }