update sfreleaser

bump/fix deps, prep release

Updated to add linux/arm64 support

prep release v2.1.5

Two fixes around server

- Fixed `substreams-sink-kv serve` not working correctly due to invalid flags.
- Fixed `substreams-sink-kv inject --listen-addr="..."` not listing if sinker finishes the requested block range.

Fixes #31

Fixed wrong writing of cursor leading to invalid cursor being written

Bug fix, flag rename and Docker images

Fixed tests compilation

Fixes some problematic logs, change how inject is called

Fixes #28

Fixed image and left some useful command I used to create the gorelea…

…ser-cross image