doc: Remove section about RPC arg names in table

The table no longer holds arg names. This is done automatically by
RPCHelpMan.

Author: MarcoFalke

doc/developer-notes.md

@@ -1385,10 +1385,6 @@ A few guidelines for introducing and reviewing new RPC interfaces:
   - *Rationale*: Integer verbosity allows for multiple values. Undocumented boolean verbosity is deprecated
     and new RPC methods should prevent its use.
 
-- Don't forget to fill in the argument names correctly in the RPC command table.
-
-  - *Rationale*: If not, the call cannot be used with name-based arguments.
-
 - Add every non-string RPC argument `(method, idx, name)` to the table `vRPCConvertParams` in `rpc/client.cpp`.
 
   - *Rationale*: `bitcoin-cli` and the GUI debug console use this table to determine how to