sway 1.1-rc2

This is the second release candidate for sway 1.1. Only changes from
sway 1.1-rc1 are listed here.

Brian Ashworth (2):
      Destroy swaybg client on reload
      config/output: fix typo in merge_id_on_name

Simon Ser (1):
      Fix xdg-decoration unconfigured if set before first commit