weston: Add wayland-dev make dependency, add patch for compilation with freerdp 2.0.0-rc2
Fixes #1477 (closed)
Reason for the patch is https://github.com/FreeRDP/FreeRDP/commit/1f7d33a2f22a372c124ce985a394619e186e06b9 Should probably send that patch upstream.
[x] Merge on GitHub (see https://postmarketos.org/merge)