Add documentation for PIXm connector 3.0.0

Patient-Registry/release-note.md

 ---
 title: Release note
 subtitle: PatientRegistry
-toolversion: 2.1.0
-releasedate: 2021-09-10
-author: Franck Desaize
+toolversion: 2.2.0
+releasedate: 2024-01-31
+author: Franck Desaize / Alexandre POCINHO
 function: Software Engineer
 customer: IHE Europe
 reference: KER1-RNO-IHE-PATIENT_MANAGER
 ---
 
+# PIXm Connector 2.0.0
+_Release date: 2024-02-02_
+
+__New Feature__
+* \[[PATREG-220](https://gazelle.ihe.net/jira/browse/PATREG-220)\] Implementation of ITI-104
+* \[[PATREG-221](https://gazelle.ihe.net/jira/browse/PATREG-221)\] Validation Feature w/ Matchbox
+* \[[PATREG-222](https://gazelle.ihe.net/jira/browse/PATREG-222)\] Validation Feature w/ HTTP-Validator
+* \[[PATREG-223](https://gazelle.ihe.net/jira/browse/PATREG-223)\] Upgrade to Java 17 and Jakarta
+
+# Patient Registry 2.2.0
+_Release date: 2024-01-31_
+__Epic__
+* \[[PATREG-216](https://gazelle.ihe.net/jira/browse/PATREG-216)\] [CH] Adaptation of the new PIXm specifications
+
 # PIXm Connector 2.0.0
 _Release date: 2021-09-10_