feat(useLocalStorage): use initial value when ssr option is passed

[lechinoix]

Description

This should fix the hydration bug when using useLocalStorage with the solution proposed by @streamich

Linked issue : #702

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 before)

Checklist

• Read the Contributing Guide
• Perform a code self-review
• Comment the code, particularly in hard-to-understand areas
• Add documentation
• Add hook's story at Storybook
• Cover changes with tests
• Ensure the test suite passes (yarn test)
• Provide 100% tests coverage
• Make sure code lints (yarn lint). Fix it with yarn lint:fix in case of failure.
• Make sure types are fine (yarn lint:types).

[lechinoix]

I struggled for 30min with typings and cowardly abandonned your nice typing on the raw attribute sorry. Problem is now we can have options defined with raw attribute undefined and it was needed to make changes anyway.