doc: Remove outdated configuration instructions

 doc/river.1.scd | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/doc/river.1.scd b/doc/river.1.scd
index c08a696..b20bd7a 100644
--- a/doc/river.1.scd
+++ b/doc/river.1.scd
@@ -31,9 +31,6 @@ on wlroots and written in Zig.
 
 # CONFIGURATION
 
-You can define the list of programs which should float in _Config.zig_. Make
-your changes and recompile.
-
 Experimental XWayland support can be enabled on compile-time with the
 _-Dxwayland=true_ flag.