Automated dependency upgrades

[hc-github-team-secure-vault-ecosystem]

Full log: https://github.com/hashicorp/vault-plugin-database-couchbase/actions/runs/5943478170

IMPROVEMENTS:

• Updated dependencies:
  • github.com/hashicorp/vault/sdk v0.9.0 -> v0.9.2
  • github.com/stretchr/testify v1.8.3 -> v1.8.4
  • golang.org/x/mod v0.9.0 -> v0.12.0

[hc-github-team-secure-vault-core]

Vault CI check PR: https://github.com/hashicorp/vault/pull/22513