build(deps): bump github.com/opencontainers/runtime-spec

Bumps [github.com/opencontainers/runtime-spec](https://github.com/opencontainers/runtime-spec) from 1.1.1-0.20230823135140-4fec88fd00a4 to 1.2.0.
- [Release notes](https://github.com/opencontainers/runtime-spec/releases)
- [Changelog](https://github.com/opencontainers/runtime-spec/blob/main/ChangeLog)
- [Commits](https://github.com/opencontainers/runtime-spec/commits/v1.2.0)

---
updated-dependencies:
- dependency-name: github.com/opencontainers/runtime-spec
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

vendor/github.com/opencontainers/runtime-spec/specs-go/version.go

@@ -6,12 +6,12 @@ const (
 	// VersionMajor is for an API incompatible changes
 	VersionMajor = 1
 	// VersionMinor is for functionality in a backwards-compatible manner
-	VersionMinor = 1
+	VersionMinor = 2
 	// VersionPatch is for backwards-compatible bug fixes
 	VersionPatch = 0
 
 	// VersionDev indicates development branch. Releases will be empty string.
-	VersionDev = "+dev"
+	VersionDev = ""
 )
 
 // Version is the specification version that the package types support.