fix(ios): install the scroll delegate once per collection view - #1147

fix(ios): install the scroll delegate once per collection view#1147

lvlrSajjad wants to merge 2 commits into

callstack:mastercallstack/react-native-pager-view:masterfrom

lvlrSajjad:fix/delegate-cycle-stack-overflowlvlrSajjad/react-native-pager-view:fix/delegate-cycle-stack-overflowCopy head branch name to clipboard