Bump Karaf to 4.3.7

Bump Karaf to 4.3.7

https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12311140&version=12349243

Also bumps Jetty to 9.4.46:
https://github.com/eclipse/jetty.project/releases/tag/jetty-9.4.44.v20210927
https://github.com/eclipse/jetty.project/releases/tag/jetty-9.4.45.v20220203
https://github.com/eclipse/jetty.project/releases/tag/jetty-9.4.46.v20220331

Also bumps Jackson to 2.13.2:
https://github.com/FasterXML/jackson/wiki/Jackson-Release-2.13
https://github.com/FasterXML/jackson/wiki/Jackson-Release-2.13.1
https://github.com/FasterXML/jackson/wiki/Jackson-Release-2.13.2

Change-Id: Ida4547740aa4dfabf365c88aecb4a75c96fc5503
Signed-off-by: Robert Varga <robert.varga@pantheon.tech>