bump n5-ij, n5-viewer, bigwarp

[bogovicj]

• should address mega-melt issues

[ctrueden]

The good news: n5-viewer and bigwarp passed! The bad news: n5-ij still failed ☹️

Error:  Tests run: 6, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 0.153 s <<< FAILURE! -- in org.janelia.saalfeldlab.n5.metadata.ome.ngff.v04.WriteAxesTests
Error:  org.janelia.saalfeldlab.n5.metadata.ome.ngff.v04.WriteAxesTests.testXYT -- Time elapsed: 0.024 s <<< ERROR!
java.util.NoSuchElementException: No value present
    at java.util.Optional.get(Optional.java:135)
    at org.janelia.saalfeldlab.n5.metadata.ome.ngff.v04.WriteAxesTests.readImage(WriteAxesTests.java:284)
    at org.janelia.saalfeldlab.n5.metadata.ome.ngff.v04.WriteAxesTests.testXYT(WriteAxesTests.java:158)

See also discussion on this Zulip thread. I pushed an exclusion to the mega-melt test for the n5-ij tests, so that we can proceed with the pom-scijava upgrade.