[FlagGems Operator Development Competition] Added roll operator - #1428

[FlagGems Operator Development Competition] Added roll operator#1428

YoihenBachu wants to merge 4 commits into

flagos-ai:masterflagos-ai/FlagGems:masterfrom

YoihenBachu:op_dev_comp/rollYoihenBachu/FlagGems:op_dev_comp/rollCopy head branch name to clipboard