feat: implement hiero hook APIs and upgrade protobufs#1015

rwalworth wants to merge 10 commits intomainhiero-ledger/hiero-sdk-cpp:mainfrom

01013-hiero-hooks-and-an-application-to-allowanceshiero-ledger/hiero-sdk-cpp:01013-hiero-hooks-and-an-application-to-allowancesCopy head branch name to clipboard