rebase: Bump github.com/hashicorp/vault from 1.4.2 to 1.9.9

Bumps [github.com/hashicorp/vault](https://github.com/hashicorp/vault) from 1.4.2 to 1.9.9.
- [Release notes](https://github.com/hashicorp/vault/releases)
- [Changelog](https://github.com/hashicorp/vault/blob/main/CHANGELOG.md)
- [Commits](https://github.com/hashicorp/vault/compare/v1.4.2...v1.9.9)

---
updated-dependencies:
- dependency-name: github.com/hashicorp/vault
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/gopkg.in/square/go-jose.v2/crypter.go

@@ -216,6 +216,7 @@ func NewMultiEncrypter(enc ContentEncryption, rcpts []Recipient, opts *Encrypter
 
 	if opts != nil {
 		encrypter.compressionAlg = opts.Compression
+		encrypter.extraHeaders = opts.ExtraHeaders
 	}
 
 	for _, recipient := range rcpts {