Revert "feat: use "in" instead of "ref" in packet serializer"

This reverts commit ae1b3301e659c237a10f742675e1f8db9389d2db.

feat: return array to ArrayPool in PacketStringBuilder

feat: use "in" instead of "ref" in packet serializer

feat: use stackalloc and Span for packet serialization

chore: bump versions

feat(packets): accept ReadOnlySpan instead of string in serializer

fix(packets): check if header to packet contains the key to look for

chore: move repository url and license to Directory.Build.props

fix(packets): deserialize upgrade rare sub packet "-1"

chore: add rest of version prefixes

chore: update versions

chore: update versions

feat(packets): add possibility to increment read tokens for arrays using capture and increment read tokens

chore: update versions

fix(packets): parse null upgrade rare sub packet correctly

chore(packets): update versions

fix(packets): correctly add packets with multiple headers

Merge pull request #53 from Rutherther/feat/raids

Add raid processing

chore: update versions

fix(packets): make nullable, optional wrapper not throw an exception for non-generic types