Bug#12657095 YASSL ERROR MESSAGE CONTAINS TYPO

This patch fixes a typo in a YaSSL error message.

extra/yassl/src/yassl_error.cpp

@@ -128,7 +128,7 @@ void SetErrorString(unsigned long error, char* buffer)
         break;
 
     case badVersion_error :
-        strncpy(buffer, "protocl version mismatch", max);
+        strncpy(buffer, "protocol version mismatch", max);
         break;
         
     case compress_error :