Bump parent to preemptively-bumped version

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Bump once more, to include the widget style bug fix

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Bump once more, to get the ij1-patcher version

... and of course to get the coolness of an rc-2 depending on
pom-imagej 2.22 and scijava-common 2.22.2.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Bump to next development cycle

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>