chore: release notes for v0.5.0 (#45)

Signed-off-by: Gergely Brautigam <182850+Skarlso@users.noreply.github.com>

Author: Skarlso

docs/release_notes/v0.5.0.md

@@ -0,0 +1,8 @@
+## What's Changed
+* Bump github.com/go-chi/chi/v5 from 5.2.1 to 5.2.2 in the go group by @dependabot in https://github.com/external-secrets/bitwarden-sdk-server/pull/43
+* Namespace setting via helm by @mrtntome in https://github.com/external-secrets/bitwarden-sdk-server/pull/44
+
+## New Contributors
+* @mrtntome made their first contribution in https://github.com/external-secrets/bitwarden-sdk-server/pull/44
+
+**Full Changelog**: https://github.com/external-secrets/bitwarden-sdk-server/compare/v0.4.2...v0.5.0