Update setup.md

remove mastert package

src/_pages/setup.md

@@ -14,7 +14,6 @@ Please make sure to use the sources mentioned here to install albert.
 Prebuilt binaries are hosted at Open Build Service.
 Visit the [OBS software repo](https://software.opensuse.org/download.html?project=home:manuelschneid3r&package=albert), choose your distribution and follow the instructions to add the official repository.
 If the list is lacking one of the latest distributions join the chats and let us know.
-There is a also bleeding edge [master branch package](https://software.opensuse.org//download.html?project=home%3Amanuelschneid3r&package=albert-master) available.
 
 ## Building from source