chore: update changelog for cloud location provider feature

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Signed-off-by: Haotian Zhang <928016560@qq.com>

CHANGELOG.md

@@ -5,3 +5,4 @@
 - [feat: Update config server IP to 127.0.0.1 and adjust tests.](https://github.com/Tencent/spring-cloud-tencent/pull/1796)
 - [feat: Support Polaris config env value and add related tests](https://github.com/Tencent/spring-cloud-tencent/pull/1797)
 - [refactor: modify the initialization of ApplicationContextAwareUtils.](https://github.com/Tencent/spring-cloud-tencent/pull/1798)
+- [feat: support enable/disable cloud location provider via configuration.](https://github.com/Tencent/spring-cloud-tencent/pull/1799)