fix(merge-styles): keep same type output for DeepPartialV2 to match original DeepPartial#31856

Hotell wants to merge 2 commits intomicrosoft:mastermicrosoft/fluentui:masterfrom

Hotell:fix/v8/improve-infinite-type-issues-v2Hotell/fluentui:fix/v8/improve-infinite-type-issues-v2Copy head branch name to clipboard