Remove unneeded `_.memoize.Cache` test.
Remove unneeded `_.memoize.Cache` test.

rlugojr/lodash,rlugojr/lodash,beaugunderson/lodash,steelsojka/lodash,beaugunderson/lodash,msmorgan/lodash,boneskull/lodash,steelsojka/lodash,msmorgan/lodash,boneskull/lodash