refactor: polish payload (de)serializationn with macro#579

YuanYuYuan wants to merge 2 commits intoeclipse-zenoh:dev/1.0.0eclipse-zenoh/zenoh-c:dev/1.0.0from

ZettaScaleLabs:refactor/payload-serialization-with-macroZettaScaleLabs/zenoh-c:refactor/payload-serialization-with-macroCopy head branch name to clipboard