Adjust for swiftlang/swift#29242

Author: CodaFi

lldb/source/Symbol/SwiftASTContext.cpp

@@ -3563,6 +3563,7 @@ swift::ASTContext *SwiftASTContext::GetASTContext() {
   registerIDERequestFunctions(m_ast_context_ap->evaluator);
   registerParseRequestFunctions(m_ast_context_ap->evaluator);
   registerTypeCheckerRequestFunctions(m_ast_context_ap->evaluator);
+  registerSILGenRequestFunctions(m_ast_context_ap->evaluator);
 
   GetASTMap().Insert(m_ast_context_ap.get(), this);