Fix build on Debian Stable

n3rdopolis · emersion · commit baf027fc5b32 · 2022-11-29T00:09:44.000+01:00
(cherry picked from commit dca0bb5)
diff --git a/swaynag/meson.build b/swaynag/meson.build
@@ -12,6 +12,7 @@ executable(
 		cairo,
 		pango,
 		pangocairo,
+		rt,
 		wayland_client,
 		wayland_cursor,
 	],
