- Update to 0.11.0:
* build: replace version with soversion (#2005)
* Fix wl_output_transform rotation direction, and composition (#2023)
* backend/drm: add support for custom modes (#1881)
* Introduce wlr_client_buffer (#2043)
* Augment wlr_buffer to support swapchains (#2044)
* output: remove wlr_output_impl.schedule_frame (#2046)
* output: replace wlr_output.damage with a damage event (#2065)
* Implement the viewporter protocol (#2092)
* output: introduce wlr_output_test (#2097)
* output: fix blurred hw cursors with fractional scaling (#2107)
* Texture improvements (#2139)
* xwayland: split server (#2175)
* Make wlr_xcursor_manager_load() return a bool (#2195)
* output: make wlr_output_set_gamma atomic (#2196)
* Allow keyboard and pointer grabs to hook clear_focus() (#2217)
* backend/drm: atomic improvements (#2238)
* render: choose DMA-BUF texture target via eglQueryDmaBufModifiersEXT (#2255)
* output: fix dangling renderer context after wlr_output_preferred_read_format (#2292)
* layer-shell: remove unused surface list (#2309)
* For details see: https://github.com/swaywm/wlroots/releases/tag/0.11.0
- Remove 0001-Declare-wlr_seat-globals-as-extern.patch: in new release
- Remove viewport-implementation.patch: in new release
- Set -Dlogind-provider=systemd

- Add viewport-implementation.patch:
To be able to compile sway 1.5 RC1 which depends on unreleased
wlroots