SWDEV-1 - Ignore .vs folder in git on Windows

Change-Id: I6654bd98ec7809a4857cd649d2f2f3c4316160d8


[ROCm/clr commit: d05f7734d3]

projects/clr/.gitignore

@@ -37,6 +37,7 @@ release/
 debug/
 packages/
 install/
+.vs/
 
 # Editor temp files
 *.swp