Update kaltura-front-config.sh
Update kaltura-front-config.sh

Avoid leading spaces in html5lib version detect
doubleshot/platform-install-packages,doubleshot/platform-install-packages,kaltura/platform-install-packages,kaltura/platform-install-packages,kaltura/platform-install-packages,kaltura/platform-install-packages,doubleshot/platform-install-packages,kaltura/platform-install-packages,doubleshot/platform-install-packages,doubleshot/platform-install-packages,kaltura/platform-install-packages