fix(dodgeX): do not update series channel if groupBy is invalid

[pearmini]

close: #6328

• 出现问题原因：数据本来没有排序，也没有指定 dodgeX 的排序规则，但是更新了 series 的顺序，反而让顺序和数据顺序不一致。
• 对于没有 orderBy 的 dodgeX，不去更新 series。

[coveralls]

Pull Request Test Coverage Report for Build 9773232813

Warning: This coverage report may be inaccurate.

This pull request's base commit is no longer the HEAD commit of its target branch. This means it includes changes from outside the original pull request, including, potentially, unrelated coverage changes.

• For more information on this, see Tracking coverage changes with pull request builds.
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• For a quick fix, rebase this PR at GitHub. Your next report should be accurate.

Details

• 8 of 8 (100.0%) changed or added relevant lines in 4 files are covered.
• 8 unchanged lines in 1 file lost coverage.
• Overall coverage decreased (-0.06%) to 86.332%

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Files with Coverage Reduction	New Missed Lines	%
src/transform/dodgeX.ts	8	60.61%

Totals
Change from base Build 9710690383:	-0.06%
Covered Lines:	10409
Relevant Lines:	11677

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💛 - Coveralls