message: Update version for Swoole 4.1.2
diff: @@ -67,7 +67,7 @@ BEGIN_EXTERN_C()
  #include <ext/standard/basic_functions.h>
  #include <ext/standard/php_http.h>
  -#define PHP_SWOOLE_VERSION "4.1.2-alpha"
  +#define PHP_SWOOLE_VERSION "4.1.2"
  #define PHP_SWOOLE_CHECK_CALLBACK
  #define PHP_SWOOLE_ENABLE_FASTCALL
  #define PHP_SWOOLE_CLIENT_USE_POLL
  