Fix only-gov docs and changelog

Author: kderme

CHANGELOG.md

@@ -9,6 +9,8 @@
 - Fixed Script bytes mismatch false negative check [#1646]
 - Fixed an issue where some pool metadata were missing [#1805]
 - Fix: docker snapshot restoration [pr #1776]
+- only_gov config preset renamed to only_governance
+- only_governance now enables pool_stat
 
 ## 13.3.0.0
 * Support for Conway (see schema docs)

doc/configuration.md

@@ -142,7 +142,7 @@ This is equivalent to setting:
 },
 "governance": "enable",
 "offchain_pool_data": "disable"
-"pool_stat": "disable"
+"pool_stat": "enable"
 
 ```