Explore Reed-Solomon coder options for optimizations

[cthulhu-rider]

Is your feature request related to a problem? Please describe.

https://pkg.go.dev/github.com/klauspost/reedsolomon#New is used for EC encoding/decoding. It provides various options incl. optimizing ones, but we do not use any of them

Describe the solution you'd like

1. look around the options, choose fitting ones (if any)
2. prepare benchmarks
3. make an improvement

Additional context

#3457

[cthulhu-rider]

see also https://pkg.go.dev/github.com/klauspost/reedsolomon#NewStream