Update 2024-07-05-Flow-Sprint-Kickoff.md

added flow-go branching convention as Team Win

agendas/2024/sprint-kickoff/2024-07-05-Flow-Sprint-Kickoff.md

@@ -1,7 +1,10 @@
 # Overview
 
 ### Team Wins 🎉
-- First milesone for migrating badger to pebble proof of concept is completed. Now the mainnet test execution node is running pebble based protocol database and executing and storing latest blocks. 
+- First milesone for migrating badger to pebble proof of concept is completed. Now the mainnet test execution node is running pebble based protocol database and executing and storing latest blocks.
+- Refined [branching convention](https://github.com/onflow/flow-go/blob/alex/branching-conventions/DEVELOPMENT.md) for `flow-go` 
+  (see Core-Protocol Working Group [meeting June 27](https://github.com/onflow/Flow-Working-Groups/blob/main/core_protocol_working_group/meetings/2024-06-27.md)
+  and respective PRs [#6162](https://github.com/onflow/flow-go/pull/6162), [#6177](https://github.com/onflow/flow-go/pull/6177))
 
 ### General updates