[docs] Update the list of ThreadSanitizer supported OSes

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@355442 91177308-0d34-0410-b5e6-96231b3b80d8

docs/ThreadSanitizer.rst

@@ -19,9 +19,11 @@ Supported Platforms
 
 ThreadSanitizer is supported on the following OS:
 
+* Android
+* Darwin
+* FreeBSD
 * Linux
 * NetBSD
-* FreeBSD
 
 Support for other 64-bit architectures is possible, contributions are welcome.
 Support for 32-bit platforms is problematic and is not planned.