bump github.com/consensys/gnark-crypto to v0.19.0

[pfi79]

The non-use of the R15 register has been fixed in this release.
I checked fabric. The tests are working.

[pfi79]

@ale-linux Please consider my pr

[mbrandenburger]

The non-use of the R15 register has been fixed in this release. I checked fabric. The tests are working.

@pfi79 can you elaborate what the R15 register issue is? :)

I've seen another issue when trying gnark-crypto to 0.18.1

/usr/bin/ld: /tmp/go-link-2822076706/go.o: in function `github.com/IBM/mathlib/driver/gurvy.HashToG1GenericBESwu':
go.go:(.text+0x17460e1): undefined reference to `github.com/consensys/gnark-crypto/ecc/bls12-381.g1Isogeny'
/usr/bin/ld: go.go:(.text+0x17460ee): undefined reference to `github.com/consensys/gnark-crypto/ecc/bls12-381.g1Isogeny'
collect2: error: ld returned 1 exit status

[pfi79]

The non-use of the R15 register has been fixed in this release. I checked fabric. The tests are working.

@pfi79 can you elaborate what the R15 register issue is? :)

I've seen another issue when trying gnark-crypto to 0.18.1

/usr/bin/ld: /tmp/go-link-2822076706/go.o: in function `github.com/IBM/mathlib/driver/gurvy.HashToG1GenericBESwu':
go.go:(.text+0x17460e1): undefined reference to `github.com/consensys/gnark-crypto/ecc/bls12-381.g1Isogeny'
/usr/bin/ld: go.go:(.text+0x17460ee): undefined reference to `github.com/consensys/gnark-crypto/ecc/bls12-381.g1Isogeny'
collect2: error: ld returned 1 exit status

Consensys/gnark-crypto#707

[pfi79]

The non-use of the R15 register has been fixed in this release. I checked fabric. The tests are working.

@pfi79 can you elaborate what the R15 register issue is? :)

I've seen another issue when trying gnark-crypto to 0.18.1

/usr/bin/ld: /tmp/go-link-2822076706/go.o: in function `github.com/IBM/mathlib/driver/gurvy.HashToG1GenericBESwu':
go.go:(.text+0x17460e1): undefined reference to `github.com/consensys/gnark-crypto/ecc/bls12-381.g1Isogeny'
/usr/bin/ld: go.go:(.text+0x17460ee): undefined reference to `github.com/consensys/gnark-crypto/ecc/bls12-381.g1Isogeny'
collect2: error: ld returned 1 exit status

https://github.com/IBM/mathlib/pull/33/files