[BugFix] pass ntype/etype into partition book when node/edge_split

[Rhett-Ying]

Description

fix crash like IndexError: index out of range in self or Check failed: pid < machine_count

Checklist

Please feel free to remove inapplicable items for your PR.

• The PR title starts with [$CATEGORY] (such as [NN], [Model], [Doc], [Feature]])
• Changes are complete (i.e. I finished coding on this PR)
• All changes have test coverage
• Code is well-documented
• To the best of my knowledge, examples are either not affected by this change,
  or have been fixed to be compatible with this change
• Related issue is referred in this PR
• If the PR is for a new model/paper, I've updated the example index here.

Changes

[dgl-bot]

To trigger regression tests:

• @dgl-bot run [instance-type] [which tests] [compare-with-branch];
  For example: @dgl-bot run g4dn.4xlarge all dmlc/master or @dgl-bot run c5.9xlarge kernel,api dmlc/master

[jermainewang]

Why the ntype/etype is not required previously? Is it a mere bug or due to some recent changes?

[Rhett-Ying]

I think the bug exists for a long time. such logic(heterograph, force_even=False) is not covered in unit tests and user seldom use it as force_even is True in default.