Support compilation with Go 1.23

[yorickdowne]

Describe the solution you'd like

Go-Opera builds with Go 1.23

Additional context

Error when attempting to build with Go 1.23. Go 1.22 works.

12.99 go: downloading github.com/kr/pretty v0.2.1
13.00 go: downloading github.com/kr/text v0.2.0
51.52 # github.com/Fantom-foundation/go-opera/cmd/opera
51.52 link: github.com/fjl/memsize: invalid reference to runtime.stopTheWorld
51.60 make: *** [Makefile:7: opera] Error 1

[yorickdowne]

Upstream: fjl/memsize#5

[yorickdowne]

Go team rejected the memsize author’s proposal to make memsize work with Go 1.23.

Upstream go-ethereum fixed this by removing memsize in this patch: ethereum/go-ethereum@e467577