Remove mention of enabling naffka in install instructions, as it is t…

…he default value (matrix-org#1853)

Signed-off-by: Arnaud Venturi <[email protected]>

build/docker/README.md

@@ -51,10 +51,7 @@ The key files will now exist in your current working directory, and can be mount
 ## Starting Dendrite as a monolith deployment
 
 Create your config based on the `dendrite.yaml` configuration file in the `docker/config`
-folder in the [Dendrite repository](https://github.com/matrix-org/dendrite). Additionally,
-make the following changes to the configuration:
-
-- Enable Naffka: `use_naffka: true`
+folder in the [Dendrite repository](https://github.com/matrix-org/dendrite).
 
 Once in place, start the PostgreSQL dependency: