CryptoPkg/CrtLibSupport: fix strcpy

strcpy() returns a pointer to the destination string, AsciiStrCpyS()
does not.  So a simple #define does not work.  Create a function
instead.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Jiewen Yao <Jiewen.yao@intel.com>

CryptoPkg/Library/BaseCryptLib/SysCall/CrtWrapper.c

@@ -265,6 +265,16 @@ strcspn (
   return Count;
 }
 
+char *
+strcpy (
+  char *restrict  strDest,
+  const char      *strSource
+  )
+{
+  AsciiStrCpyS (strDest, MAX_STRING_SIZE, strSource);
+  return strDest;
+}
+
 //
 // -- Character Classification Routines --
 //