audacious, audtool: update page (#12912)

pages/common/audacious.md

@@ -1,7 +1,7 @@
 # audacious
 
 > An open-source audio player. Indirectly based on XMMS.
-> See also: `clementine`, `mpc`, `ncmpcpp`.
+> See also: `audtool`, `clementine`, `mpc`, `ncmpcpp`.
 > More information: <https://audacious-media-player.org>.
 
 - Launch the GUI:

pages/common/audtool.md

@@ -1,6 +1,7 @@
 # audtool
 
 > Control Audacious using commands.
+> See also: `audacious`.
 > More information: <https://manned.org/audtool>.
 
 - Play/pause audio playback: