Rollup merge of #101418 - rust-lang:revert-99183-proc_macro-mention-r…

…-a, r=Mark-Simulacrum

Revert "Mention rust-analyzer maintainers when `proc_macro` bridge is changed"

Reverts #99183

rust-analyzer is now a subtree, and CI fails when the `proc_macro` bridge changes break our tests, so these notifications aren't needed anymore.

triagebot.toml

@@ -316,9 +316,6 @@ Examples of `T-libs-api` changes:
 * Changing observable runtime behavior of library APIs
 """
 
-[mentions."library/proc_macro/src/bridge"]
-cc = ["@rust-lang/wg-rls-2"]
-
 [mentions."src/librustdoc/clean/types.rs"]
 cc = ["@camelid"]