[#1327] Add release notes

Author: orecham

doc/release-notes/iceoryx2-unreleased.md

@@ -42,6 +42,8 @@
     NOTE: Add new entries sorted by issue number to minimize the possibility of
     conflicts when merging.
 -->
+* Remove support for Bazel Workspaces
+  [#1263](https://github.com/eclipse-iceoryx/iceoryx2/issues/1263)
 * Adjust test names to naming convention
   [#1273](https://github.com/eclipse-iceoryx/iceoryx2/issues/1273)
 * Move character output abstraction into their own crate
@@ -51,8 +53,8 @@
 * Replace `lazy_static` dependency with `LazyLock` from `std` in `std` builds or
   a custom minimal spin-based implementation for `no_std` builds
   [#1321](https://github.com/eclipse-iceoryx/iceoryx2/issues/1321)
-* Remove support for Bazel Workspaces
-  [#1263](https://github.com/eclipse-iceoryx/iceoryx2/issues/1263)
+* Remove `posix` feature and use `cfg` switch based on target instead
+  [#1327](https://github.com/eclipse-iceoryx/iceoryx2/issues/1327)
 
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