Merge pull request 'create a v5.0.0 snapshot' (#714) from prep_v5.0.0-release into main

Reviewed-on: #714

CHANGELOG.md

@@ -20,7 +20,9 @@ will consitute of a breaking change warranting a new major release:
 
 - Important bugfixes for PTME. See `q7s-package` CHANGELOG.
 
-# [v5.0.0] to be released
+# [v5.1.0] to be released
+
+# [v5.0.0] 2023-06-26
 
 v3.3.1 and all following version will now be moved to v5.0.0 with the additional changes listed
 here. This was done because the firmware update (v4.0.0) is not working right now and it is not
@@ -28,10 +30,11 @@ known when and how it will be fixed. Because of that, all updates to make the SW
 firmware, which are limited to a few files will be moved to a dev branch so regular development
 compatible to the old firmware can continue.
 
+TLDR: This version is compatible to the old firmware and some changes which only work with the new
+firmware have been reverted.
+
 ## Changed
 
-- This version is compatible to the old firmware and some changes which only work with the new
-  firmware have been reverted.
 - Added `sync` syscall in graceful shutdown handler
 - Graceful shutdown is now performed by the reboot watchdog
 - There is now a separate file for the total reboot counter. The reboot watchdog has its own local