Fix(#2941): hydration error using victory line on next js 15

[coston]

Description

🎯 ensure that uniqueId() is only called on mount to prevent hydration mismatch

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

Manual testing with Next.js SSR and in the Victory demo app

Screenshots

Before, the svg clip-path attribute value increments with every rerender.

After, the svg clip-path attribute value does not increment, because uniqueId is not recalled.

Validated that user props still work fine

Checklist: (Feel free to delete this section upon completion)

• I have included a changeset if this change will require a version change to one of the packages.
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have run all builds, tests, and linting and all checks pass
• I have added tests that prove my fix is effective or that my feature works
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules

[vercel]

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Name	Status	Preview	Updated (UTC)
victory	✅ Ready (Inspect)	Visit Preview	Nov 15, 2024 9:08pm

[github-actions]

Folder/File	Previous size	New size	Difference
/packages/victory/dist/victory.min.js	385.54KB	385.59KB	+0.05KB (+0.01%)
TOTAL			+0.05KB

[changeset-bot]

⚠️ No Changeset found

Latest commit: 074cd63

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