chore: switch back to Fela

[layershifter]

Fixes #1686.

This PR moves us back to production Fela 🎉

Please check mergeRenderers() function, don't have better ideas 😿 It's required because forked Fela managed this on its side, while production allows only to pass your own renderer.

[DustyTheBot]

	Warnings
⚠️	There are no updates provided to CHANGELOG. Ensure there are no publicly visible changes introduced by this PR.
⚠️	Package (or peer) dependencies changed. Make sure you have approval before merging!

Changed dependencies are detected.

Changed dependencies in packages/react/package.json

package	before	after
fela-plugin-embedded	^10.5.0	^10.6.1
fela-plugin-fallback-value	^10.5.0	^10.6.1
fela-plugin-placeholder-prefixer	^10.5.0	^10.6.1
fela-plugin-prefixer	^10.5.0	^10.6.1
fela-plugin-rtl	^10.5.0	^10.6.1
fela	-	^10.6.1
react-fela	-	^10.6.1

Generated by 🚫 dangerJS

[codecov]

Codecov Report

Merging #1743 into master will increase coverage by 0.06%.
The diff coverage is 80%.

@@            Coverage Diff            @@
##           master   #1743      +/-   ##
=========================================
+ Coverage   69.84%   69.9%   +0.06%     
=========================================
  Files         888     888              
  Lines        7762    7775      +13     
  Branches     2269    2244      -25     
=========================================
+ Hits         5421    5435      +14     
+ Misses       2331    2330       -1     
  Partials       10      10

Impacted Files	Coverage Δ
packages/react/src/lib/felaFocusVisibleEnhancer.ts	100% <ø> (ø)	⬆️
packages/react/test/utils/withProvider.tsx	100% <ø> (ø)	⬆️
...ckages/react/src/components/Portal/PortalInner.tsx	100% <ø> (ø)	⬆️
...react/src/components/Provider/ProviderConsumer.tsx	100% <ø> (ø)	⬆️
packages/react/src/lib/UIComponent.tsx	82.35% <ø> (ø)	⬆️
packages/react/src/lib/createComponent.tsx	95% <ø> (ø)	⬆️
...ackages/react/src/components/Provider/Provider.tsx	93.47% <ø> (ø)	⬆️
packages/react/src/components/Design/Design.tsx	22.22% <ø> (ø)	⬆️
.../src/themes/base/components/Dialog/dialogStyles.ts	0% <ø> (ø)	⬆️
.../themes/base/components/Checkbox/checkboxStyles.ts	6.66% <0%> (+0.41%)	⬆️
... and 2 more

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[layershifter]

Status	Package
🔄	fela-bindings@10.6.1
🔄	fela-dom@10.6.1
🔄	fela-plugin-custom-property@10.6.1
🔄	fela-plugin-embedded@10.6.1
🔄	fela-plugin-fallback-value@10.6.1
🔄	fela-plugin-placeholder-prefixer@10.6.1
🔄	fela-plugin-prefixer@10.6.1
🔄	fela-plugin-rtl@10.6.1
🔄	fela-tools@10.6.1
🔄	fela-utils@10.6.1
🔄	fela@10.6.1
🔄	inline-style-prefixer@5.1.0
🔄	react-fela@10.6.1
🔄	fela-plugin-expand-shorthand10.6.1
🔄	inline-style-expand-shorthand@1.1.3

[layershifter]

Follow up for #1741.

[miroslavstastny]

please add a uni test to document the function

[layershifter]

Done 👍