message: Fix missing php_swoole.h
diff: @@ -746,7 +746,7 @@ if test "$PHP_SWOOLE" != "no"; then
  AC_MSG_RESULT([disabled])
  fi
  - PHP_INSTALL_HEADERS([ext/swoole], [ext-src/*.h config.h include/*.h thirdparty/*.h thirdparty/hiredis/*.h])
  + PHP_INSTALL_HEADERS([ext/swoole], [ext-src/*.h config.h php_swoole.h include/*.h thirdparty/*.h thirdparty/hiredis/*.h])
  PHP_REQUIRE_CXX()
  