fix(vm/keeper): pre-load stdlib type check cache

[thehowl]

longer term fix for #4874, re-introducing the type check cache for stdlibs.

[Gno2D2]

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[codecov[bot]]

Codecov Report

:x: Patch coverage is 80.00000% with 6 lines in your changes missing coverage. Please review.

Files with missing lines	Patch %	Lines
gno.land/pkg/sdk/vm/keeper.go	80.00%	3 Missing and 3 partials :warning:

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[thehowl]

added the regression test, should be good to review now.