Move to Java 17 on CI

[mflorea]

@mflorea

Yes, I prefer this. I’ll handle it.

Done with [misc] Fix the CKEditor build on Java 17. · xwiki/xwiki-platform@241d8e0 · GitHub .

[vmassol]

So it seems that nobody has replied to the original question which was:

@vmassol

I’m proposing that we move our CI to build using Java 17 so that our tests are executed on Java 17.

[mleduc]

+1 thanks