oneplus-bacon: redscreen kernel patch / msm fb refresher

Applied red screen kernel patch as described in https://wiki.postmarketos.org/wiki/Troubleshooting:display Effectively fixes the red screen on Weston.

Added msm-fb-refresher to APKBUILD to fix display refreshing.

The display now works properly in Weston, but unfortunately the screen is blue in Plasma-mobile, and X11 crashes in xfce