docs/adding-new-rtypes.md: add missing step WRT the feature matrix
@@ -52,6 +52,7 @@ a minimum.
* Add the capability to the file `dnscontrol/providers/capabilities.go` (look for `CanUseAlias` and add
it to the end of the list.)
+* Add this feature to the feature matrix in `dnscontrol/build/generate/featureMatrix.go` (Add it to the variable `matrix` then add it later in the file with a `setCap()` statement.
* Mark the `bind` provider as supporting this record type by updating `dnscontrol/providers/bind/bindProvider.go` (look for `providers.CanUs` and you'll see what to do).
## Step 3: Add a helper function
