Install from Brewfile fails when mas Apps are included

[tuxpeople]

Before handling the brewfile, there should be a check if mas is signed in.

TASK [geerlingguy.homebrew : Install from Brewfile.] *****************************************************************************************************************************************************
fatal: [127.0.0.1]: FAILED! => {"changed": true, "cmd": ["brew", "bundle"], "delta": "0:00:07.955071", "end": "2020-09-23 13:55:15.187398", "msg": "non-zero return code", "rc": 1, "start": "2020-09-23 13:55:07.232327", "stderr": "Error: Unable to install Affinity Designer app. mas not signed in to Mac App Store.", "stderr_lines": ["Error: Unable to install Affinity Designer app. mas not signed in to Mac App Store."], "stdout": "Using homebrew
[...]

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[stale]

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