message: Update version to 4.3.2-rc2.
diff: @@ -89,8 +89,8 @@ int clock_gettime(clock_id_t which_clock, struct timespec *t);
  #define SWOOLE_MAJOR_VERSION 4
  #define SWOOLE_MINOR_VERSION 3
  #define SWOOLE_RELEASE_VERSION 2
  -#define SWOOLE_EXTRA_VERSION "rc1"
  -#define SWOOLE_VERSION "4.3.2-rc1"
  +#define SWOOLE_EXTRA_VERSION "rc2"
  +#define SWOOLE_VERSION "4.3.2-rc2"
  #define SWOOLE_VERSION_ID 40302
  #define SWOOLE_BUG_REPORT \
  "A bug occurred in Swoole-v" SWOOLE_VERSION ", please report it.\n"\
  