remove custom googlebot from robots.txt (+isort plone profile)

[coveralls]

Pull Request Test Coverage Report for Build 7329281294

• 58 of 59 (98.31%) changed or added relevant lines in 19 files are covered.
• 22 unchanged lines in 1 file lost coverage.
• Overall coverage decreased (-1.4%) to 61.772%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/redturtle/volto/setuphandlers.py	16	17	94.12%
<!--	Total:	58	59	98.31%	-->

Files with Coverage Reduction	New Missed Lines	%
src/redturtle/volto/setuphandlers.py	22	50.94%
<!--	Total:	22		-->

Totals
Change from base Build 6907137559:	-1.4%
Covered Lines:	795
Relevant Lines:	1287

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💛 - Coveralls