fix(website) builder kepler separately and unpin deck version

[chrisgervang]

In website, yarn develop has some transpiration issue but yarn build works.

[coveralls]

Pull Request Test Coverage Report for Build 2807092904

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 26.383%

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Totals
Change from base Build 2807007875:	0.0%
Covered Lines:	255
Relevant Lines:	842

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💛 - Coveralls