Replae tab characters with white spaces

Author: jkwak-work

external/vcpkg-triplets/x64-windows-static-md-fix.cmake

@@ -17,7 +17,7 @@ if(DEFINED toolset_to_use)
     string(REGEX MATCH "^([0-9]+)\\.([0-9])" _match "${toolset_to_use}")
     if(_match)
         # Map version to correct Visual Studio toolset
-	# 14.0-14.9 -> v140 (VS 2015)
+        # 14.0-14.9 -> v140 (VS 2015)
         # 14.1X -> v141 (VS 2017)
         # 14.2X -> v142 (VS 2019)
         # 14.3X-14.4X -> v143 (VS 2022)