Update release notes

docs/release-notes/version-2.7.md

@@ -1,5 +1,9 @@
 # v2.7.4 (FUTURE)
 
+## Enhancements
+
+* [#568](https://github.com/netbox-community/netbox/issues/568) - Allow custom fields to be imported and exported using CSV
+
 ## Bug Fixes
 
 * [#4043](https://github.com/netbox-community/netbox/issues/4043) - Fix toggling of required fields in custom scripts
@@ -10,7 +14,6 @@
 
 ## Enhancements
 
-* [#568](https://github.com/netbox-community/netbox/issues/568) - Allow custom fields to be imported and exported using CSV
 * [#3310](https://github.com/netbox-community/netbox/issues/3310) - Pre-select site/rack for B side when creating a new cable
 * [#3338](https://github.com/netbox-community/netbox/issues/3338) - Include circuit terminations in API representation of circuits
 * [#3509](https://github.com/netbox-community/netbox/issues/3509) - Add IP address variables for custom scripts