java: remove OOoRunnerLight

and just use OOoRunner, there is no point in having a stripped down
jar, the cost of firing up the Java VM completely dwarfs any benefit
of having a smaller jar.

Change-Id: Ibcc3c5bd6e9b9c918041142dd32db0ea5dddc25b
Signed-off-by: Stephan Bergmann <sbergman@redhat.com>