Update inputstream adaptive in nightly builds to 2.6.6

Hi LE Developer

Please update inputstream adaptive from 2.6.4 to 2.6.6 to reflect API change in Kodi Matrix beta. The 2.6.4.1 version works only until Nov 17 nightly build (test.libreelec.tv).

Thank you

Regards

David

thanks for your support CvH.