ci: Use variables to hold JDK urls for Azure yaml
ci: Use variables to hold JDK urls for Azure yaml

This centralizes the urls for future updated JDK urls.

Signed-off-by: BJ Hargrave <3d26bb3930946e3370762d769a073cece444c2d8@bjhargrave.com>

psoreide/bnd,psoreide/bnd,psoreide/bnd