fix: Fix release notes (#912)

Author: Jonas-Isr

release_notes.md

@@ -13,7 +13,7 @@
 ### ✨ New Functionality
 
 - Add built-in support for the [Transparent Proxy](https://help.sap.com/docs/connectivity/sap-btp-connectivity-cf/transparent-proxy-for-kubernetes) via a new `TransparentProxyDestination`.
-  For more information, refer to the [documentation](/docs/java/features/connectivity/transparent-proxy).
+  For more information, refer to the [documentation](https://sap.github.io/cloud-sdk/docs/java/features/connectivity/transparent-proxy).
 - Add _experimental_ support for cross-level destination consumption via a new `CrossLevelScope` setting under `DestinationServiceOptionsAugmenter`.
 - Add _experimental_ support for setting custom headers in requests to the destination service via the new `DestinationServiceOptionsAugmenter#customHeaders`.
 
@@ -27,4 +27,3 @@
 - [ODatav4] Fix incorrect HTTP header name when sending entity version identifier in bound-action requests.
 - [ODatav4] Fix an issue when generating clients.
   - Property names: `value`, `item` and `properties` are now allowed.
-