[MTT-8705] Upgrade Client Driven Sample to Unity 6 (#259)

* feat: upgrade to 6000.0.27f1

* fix: deprecated method warnings

* fix: disable render graph compatibility mode to eliminate warning

* feat: replace ParrelSync with MPPM

* chore: update readme

* feat: update packages

* chore: changelog

* feat: upgrade to 28f1

* fix: do cinemachine auto upgrade

* fix: update CI editor version

Author: FabianStoll

.yamato/project.metafile

@@ -26,7 +26,7 @@ projects:
   - name: clientdriven
     path: Basic/ClientDriven
     test_editors:
-      - 2022.3
+      - 6000.0
     run_editor_tests: !!bool false
     run_playmode_tests: !!bool false
     test_filter: