fix: updateEdge when label is a own-property

[zhou94]

• 修复updateEdge时 当edgeConfig中存在label属性 但为空时 不执行 updateEdgeLabelService

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: e5f8580f4090838a6eab899356a9e4cbf367cac9

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 5 packages

| Name | Type | | --------------------- | ----- | | @antv/xflow-core | Major | | @antv/xflow-extension | Patch | | @antv/xflow | Patch | | xflow-quick-start-cra | Patch | | xflow-quick-start-umi | Patch |

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[gujinyue1010]

+1

[xflow-bot[bot]]

👋 @zhou94

Congrats on merging your first pull request! 🎉🎉🎉