[llvm] [NFC] Update function names in MCTargetAsmParser.h (PR #108643)

[Sergei Barannikov via llvm-commits]

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@@ -457,7 +457,7 @@ class MCTargetAsmParser : public MCAsmParserExtension {
   /// end-of-statement token and false is returned.
   ///
   /// \param DirectiveID - the identifier token of the directive.
-  virtual bool ParseDirective(AsmToken DirectiveID) { return true; }
+  virtual bool parseDirectives(AsmToken DirectiveID) { return true; }
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s-barannikov wrote:

It might be better to leave this method alone (it is deprecated).

https://github.com/llvm/llvm-project/pull/108643