Add EGL as sway dependency (#33)

meson.build

@@ -41,6 +41,7 @@ wayland_server = dependency('wayland-server', version: '>=1.20.0')
 wayland_client = dependency('wayland-client')
 wayland_cursor = dependency('wayland-cursor')
 wayland_egl = dependency('wayland-egl')
+egl = dependency('egl')
 wayland_protos = dependency('wayland-protocols', version: '>=1.24')
 xkbcommon = dependency('xkbcommon')
 cairo = dependency('cairo')

sway/meson.build

@@ -225,6 +225,7 @@ sway_deps = [
     wayland_server,
     wlroots,
     xkbcommon,
+    egl,
 ]
 
 if have_xwayland