Let rustbot ping me on changes to match lowering

Author: Nadrieril

triagebot.toml

@@ -480,12 +480,16 @@ cc = ["@lcnr", "@compiler-errors"]
 message = "Some changes occurred in diagnostic error codes"
 cc = ["@GuillaumeGomez"]
 
+[mentions."compiler/rustc_mir_build/src/build/matches"]
+message = "Some changes occurred in match lowering"
+cc = ["@Nadrieril"]
+
 [mentions."compiler/rustc_mir_build/src/thir/pattern"]
-message = "Some changes might have occurred in exhaustiveness checking"
+message = "Some changes occurred in match checking"
 cc = ["@Nadrieril"]
 
 [mentions."compiler/rustc_pattern_analysis"]
-message = "Some changes might have occurred in exhaustiveness checking"
+message = "Some changes occurred in exhaustiveness checking"
 cc = ["@Nadrieril"]
 
 [mentions."library/core/src/intrinsics/simd.rs"]