[gn build] Port ba85f20

Author: llvmgnsyncbot

llvm/utils/gn/secondary/lldb/source/Core/BUILD.gn

@@ -54,6 +54,7 @@ static_library("Core") {
     "Declaration.cpp",
     "Disassembler.cpp",
     "DumpDataExtractor.cpp",
+    "DumpRegisterInfo.cpp",
     "DumpRegisterValue.cpp",
     "DynamicLoader.cpp",
     "EmulateInstruction.cpp",