[BUILD] Don't use --long with git describe
[BUILD] Don't use --long with git describe

We don't need git info in the version of tagged releases

Signed-off-by: Olivier Mehani <9858fe98d2c7f5f35e0d2a08f134cfc58afd42d3@learnosity.com>

Learnosity/learnosity-sdk-php,Learnosity/learnosity-sdk-php