Changes

Fix osgi.ee=UNKNOWN capability requirement (#252)

* Fix osgi.ee=UNKNOWN capability requirement

p2-maven-plugin since 1.7.0 correctly detects the bytecode level using
latest JDKs again

* Reformat whitespace

* building based on Eclipse release 2021-09

* build based on 2022-03

* Problem solved.
<lyo.repo>https://download.eclipse.org/lyo/bundle/p2/edge/</lyo.repo>

meant that we were trying to build with the old bundles. Now we build
Lyodesigner using the currently built bundles.

* CLeaning up hte excludes that are no longer needed.

* changelog.

* Putting back som eexcludes. These are needed when running the plugins
from within an eclipse workspace.

* add a plugins-only profile so we can build LyoD in 2 steps on Jenkins.

* Update CI config

Co-authored-by: Jad El-khoury <jad.el.khoury@scania.com>
Co-authored-by: Jad El-khoury <jad@kth.se>