[llvm] [LLVM][AsmParser] Make error reporting of lexer errors more precise (PR #111077)

[Matt Arsenault via llvm-commits]

================
@@ -66,8 +79,13 @@ namespace llvm {
       IgnoreColonInIdentifiers = val;
     }
 
-    bool Error(LocTy ErrorLoc, const Twine &Msg) const;
-    bool Error(const Twine &Msg) const { return Error(getLoc(), Msg); }
+    // This returns true as a convienence for the parser functions that return
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arsenm wrote:

```suggestion
    // This returns true as a convenience for the parser functions that return
```

https://github.com/llvm/llvm-project/pull/111077