fix resource name in CHANGELOG.md
BUG FIX:
-* resource/artifactory_*_repository: removed condition to update certain fields (like `xray_index`) only if they got changed in the HCL,
+* resource/artifactory_remote_*_repository: removed condition to update certain fields (like `xray_index`) only if they got changed in the HCL,
which lead to assigning the default values to these fields. Issue: [#557](https://github.com/jfrog/terraform-provider-artifactory/issues/557)
PR: [#561](https://github.com/jfrog/terraform-provider-artifactory/pull/561)
