rebrand: kusama → dicle

- Replace all kusama/Kusama references with dicle/Dicle
- Rename weight files from ksm_size to dcl_size
- Update papi-tests files from ksm to dcl
- Remove chain-specs/kusama.json files
- cargo check --workspace successful (Finished output)
- Update MAINNET_ROADMAP.md: FAZ 8 completed

bizinikiwi/client/network-gossip/src/state_machine.rs

@@ -29,8 +29,8 @@ use prometheus_endpoint::{register, Counter, PrometheusError, Registry, U64};
 use std::{collections::HashMap, iter, sync::Arc, time, time::Instant};
 
 // FIXME: Add additional spam/DoS attack protection: https://github.com/pezkuwichain/pezkuwi-sdk/issues/7
-// NOTE: The current value is adjusted based on largest production network deployment (Kusama) and
-// the current main gossip user (GRANDPA). Currently there are ~800 validators on Kusama, as such,
+// NOTE: The current value is adjusted based on largest production network deployment (Dicle) and
+// the current main gossip user (GRANDPA). Currently there are ~800 validators on Dicle, as such,
 // each GRANDPA round should generate ~1600 messages, and we currently keep track of the last 2
 // completed rounds and the current live one. That makes it so that at any point we will be holding
 // ~4800 live messages.