Backport of "wayland: Define libdrm_dep in meson.build to fix meson configure error when kms is disabled" into 1.16
Backport of !602 (merged) "wayland: Define libdrm_dep in meson.build to fix meson configure error when kms is disabled".
Commits:
- 8e8d4acf ext/wayland: Define libdrm_dep in meson.build