fix: initialize public committed (Consensys#1317)

Author: ivokub

std/recursion/groth16/verifier.go

@@ -367,6 +367,7 @@ func ValueOfVerifyingKeyFixed[G1El algebra.G1ElementT, G2El algebra.G2ElementT,
 				return ret, fmt.Errorf("commitment key[%d]: %w", i, err)
 			}
 		}
+		s.PublicAndCommitmentCommitted = tVk.PublicAndCommitmentCommitted
 	case *VerifyingKey[sw_bls12377.G1Affine, sw_bls12377.G2Affine, sw_bls12377.GT]:
 		tVk, ok := vk.(*groth16backend_bls12377.VerifyingKey)
 		if !ok {
@@ -394,6 +395,7 @@ func ValueOfVerifyingKeyFixed[G1El algebra.G1ElementT, G2El algebra.G2ElementT,
 				return ret, fmt.Errorf("commitment key[%d]: %w", i, err)
 			}
 		}
+		s.PublicAndCommitmentCommitted = tVk.PublicAndCommitmentCommitted
 	case *VerifyingKey[sw_bls12381.G1Affine, sw_bls12381.G2Affine, sw_bls12381.GTEl]:
 		tVk, ok := vk.(*groth16backend_bls12381.VerifyingKey)
 		if !ok {
@@ -421,6 +423,7 @@ func ValueOfVerifyingKeyFixed[G1El algebra.G1ElementT, G2El algebra.G2ElementT,
 				return ret, fmt.Errorf("commitment key[%d]: %w", i, err)
 			}
 		}
+		s.PublicAndCommitmentCommitted = tVk.PublicAndCommitmentCommitted
 	case *VerifyingKey[sw_bls24315.G1Affine, sw_bls24315.G2Affine, sw_bls24315.GT]:
 		tVk, ok := vk.(*groth16backend_bls24315.VerifyingKey)
 		if !ok {
@@ -448,6 +451,7 @@ func ValueOfVerifyingKeyFixed[G1El algebra.G1ElementT, G2El algebra.G2ElementT,
 				return ret, fmt.Errorf("commitment key[%d]: %w", i, err)
 			}
 		}
+		s.PublicAndCommitmentCommitted = tVk.PublicAndCommitmentCommitted
 	case *VerifyingKey[sw_bw6761.G1Affine, sw_bw6761.G2Affine, sw_bw6761.GTEl]:
 		tVk, ok := vk.(*groth16backend_bw6761.VerifyingKey)
 		if !ok {
@@ -475,6 +479,7 @@ func ValueOfVerifyingKeyFixed[G1El algebra.G1ElementT, G2El algebra.G2ElementT,
 				return ret, fmt.Errorf("commitment key[%d]: %w", i, err)
 			}
 		}
+		s.PublicAndCommitmentCommitted = tVk.PublicAndCommitmentCommitted
 	default:
 		return ret, fmt.Errorf("unknown parametric type combination")
 	}