Merge branch 'release-v34r3p1' into 'v34r3-patches'

Prepare Lbcom v34r3p1

See merge request !663

CMakeLists.txt

@@ -11,7 +11,7 @@
 
 cmake_minimum_required(VERSION 3.15)
 
-project(Lbcom VERSION 34.3
+project(Lbcom VERSION 34.3.1
         LANGUAGES CXX)
 
 # Enable testing with CTest/CDash

ReleaseNotes/release_notes_template.md

@@ -25,7 +25,7 @@ This version uses
 {{project_deps[:-1]|join(',\n')}} and
 {{project_deps|last}}.
 
-This version is released on `master` branch.
+This version is released on the `{{branch}}` branch.
 Built relative to {{project}} [{{project_prev_tag}}](/../../tags/{{project_prev_tag}}), with the following changes:
 
 ### New features ~"new feature"

ReleaseNotes/v34r3p1.md

+2023-05-15 Lbcom v34r3p1
+===
+
+This version uses
+LHCb [v54r3p1](../../../../LHCb/-/tags/v54r3p1),
+Gaudi [v36r9](../../../../Gaudi/-/tags/v36r9),
+Detector [v1r7](../../../../Detector/-/tags/v1r7) and
+LCG [101a](https://lcginfo.cern.ch/release/101a_LHCB_7/) with ROOT 6.24.08.
+
+This version is released on the `v34r3-patches` branch.
+Built relative to Lbcom [v34r3](/../../tags/v34r3), with the following changes: