Update module github.com/ProtonMail/gopenpgp/v2 to v2.7.3

go.mod

go.sum

vendor/github.com/ProtonMail/go-crypto/bitcurves/bitcurve.go

vendor/github.com/ProtonMail/go-crypto/brainpool/rcurve.go

vendor/github.com/ProtonMail/go-crypto/eax/eax.go

...ub.com/ProtonMail/go-crypto/internal/byteutil/byteutil.go

vendor/github.com/ProtonMail/go-crypto/ocb/ocb.go

.../ProtonMail/go-crypto/ocb/rfc7253_test_vectors_suite_b.go

...or/github.com/ProtonMail/go-crypto/openpgp/armor/armor.go

...r/github.com/ProtonMail/go-crypto/openpgp/armor/encode.go

...b.com/ProtonMail/go-crypto/openpgp/clearsign/clearsign.go

vendor/github.com/ProtonMail/go-crypto/openpgp/ecdh/ecdh.go

...or/github.com/ProtonMail/go-crypto/openpgp/ecdsa/ecdsa.go

...or/github.com/ProtonMail/go-crypto/openpgp/eddsa/eddsa.go

...ithub.com/ProtonMail/go-crypto/openpgp/elgamal/elgamal.go

vendor/github.com/ProtonMail/go-crypto/openpgp/hash.go

...m/ProtonMail/go-crypto/openpgp/internal/algorithm/aead.go

...m/ProtonMail/go-crypto/openpgp/internal/algorithm/hash.go

...m/ProtonMail/go-crypto/openpgp/internal/ecc/curve25519.go

...m/ProtonMail/go-crypto/openpgp/internal/ecc/curve_info.go