Update compiler.h

clean wording

lib/common/compiler.h

@@ -39,7 +39,7 @@
 #endif
 
 /**
-  On MSVC qsort requires functions passed to it use the __cdecl calling conversion(CC). 
+  On MSVC qsort requires that functions passed into it use the __cdecl calling conversion(CC). 
   This explictly marks such functions as __cdecl so that the code will still compile 
   if a CC other than __cdecl has been made the default.
 */