CHANGELOG.md: add note about iso-codes 4.12.0

This updates the name for TR from "Turkey" to "Türkiye".

See: https://salsa.debian.org/iso-codes-team/iso-codes/-/blob/main/CHANGELOG.md#4120-2022-11-06

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+### Updated
+- `iso_3166-1.json` from iso-codes 4.12.0, which updates the name for TR to "Türkiye"
+
 ## [6.1] - 2022-10-31
 ### Updated
 - Update dependencies in `pom.xml`

src/main/resources/io/github/ilri/cgspace/ctasks/iso_3166-1.json

@@ -1746,9 +1746,9 @@
       "alpha_2": "TR",
       "alpha_3": "TUR",
       "flag": "🇹🇷",
-      "name": "Turkey",
+      "name": "Türkiye",
       "numeric": "792",
-      "official_name": "Republic of Turkey"
+      "official_name": "Republic of Türkiye"
     },
     {
       "alpha_2": "TV",