fix(deps): update module cloud.google.com/go/secretmanager to v1.19.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
cloud.google.com/go/secretmanager	v1.15.0 → v1.19.0

---

Configuration

📅 Schedule: (in timezone Asia/Tokyo)

• Branch creation
  • At any time (no schedule defined)
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.

[renovate]

ℹ Artifact update notice

File name: go.mod

In order to perform the update(s) described in the table above, Renovate ran the go get command, which resulted in the following additional change(s):

• 1 additional dependency was updated

Details:

Package	Change
google.golang.org/genproto/googleapis/api	v0.0.0-20250707201910-8d1bb00bc6a7 -> v0.0.0-20250818200422-3122310a409c

[renovate]

ℹ️ Artifact update notice

File name: go.mod

In order to perform the update(s) described in the table above, Renovate ran the go get command, which resulted in the following additional change(s):

• 21 additional dependencies were updated
• The go directive was updated for compatibility reasons

Details:

Package	Change
go	1.24.2 -> 1.25.0
github.com/googleapis/gax-go/v2	v2.15.0 -> v2.21.0
google.golang.org/api	v0.251.0 -> v0.274.0
cloud.google.com/go/auth	v0.16.5 -> v0.18.2
cloud.google.com/go/iam	v1.5.2 -> v1.7.0
github.com/googleapis/enterprise-certificate-proxy	v0.3.6 -> v0.3.14
go.opentelemetry.io/auto/sdk	v1.1.0 -> v1.2.1
go.opentelemetry.io/otel	v1.37.0 -> v1.42.0
go.opentelemetry.io/otel/metric	v1.37.0 -> v1.42.0
go.opentelemetry.io/otel/trace	v1.37.0 -> v1.42.0
golang.org/x/crypto	v0.42.0 -> v0.49.0
golang.org/x/net	v0.44.0 -> v0.52.0
golang.org/x/oauth2	v0.31.0 -> v0.36.0
golang.org/x/sync	v0.17.0 -> v0.20.0
golang.org/x/sys	v0.36.0 -> v0.42.0
golang.org/x/text	v0.29.0 -> v0.35.0
golang.org/x/time	v0.13.0 -> v0.15.0
google.golang.org/genproto	v0.0.0-20250603155806-513f23925822 -> v0.0.0-20260319201613-d00831a3d3e7
google.golang.org/genproto/googleapis/api	v0.0.0-20250707201910-8d1bb00bc6a7 -> v0.0.0-20260401024825-9d38bb4040a9
google.golang.org/genproto/googleapis/rpc	v0.0.0-20250929231259-57b25ae835d4 -> v0.0.0-20260401001100-f93e5f3e9f0f
google.golang.org/grpc	v1.75.1 -> v1.80.0
google.golang.org/protobuf	v1.36.9 -> v1.36.11