Updated documentation for Java EE 8 and Jakarta EE 9

[kathrynkodama]

Add links for:

• liberty managed with Jakarta EE 9
• liberty managed with Java EE 8 or below
• liberty remote with Jakarta EE 9
• liberty remote with Java EE 8 or below

The Jakarta EE 9 documentation currently states that it has been tested with the latest Open Liberty beta. To be updated again once there is an official release for Jakarta EE 9.

Signed-off-by: Kathryn Kodama kathryn.s.kodama@gmail.com Fixes: #83