fix(deps): update module github.com/kubernetes-csi/external-snapshotter/client/v8 to v8.6.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
github.com/kubernetes-csi/external-snapshotter/client/v8	v8.4.0 → v8.6.0

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Release Notes

kubernetes-csi/external-snapshotter (github.com/kubernetes-csi/external-snapshotter/client/v8)

v8.6.0

Compare Source

Overall Status

Volume snapshotting has been a GA feature since Kubernetes v1.20.

Supported CSI Spec Versions

1.0-1.12

• VolumeGroupSnapshot moves to GA in CSI spec v1.11.0.

Minimum Kubernetes version

1.25

Recommended Minimum Kubernetes version

1.25

Container

To be released

Changes by Kind

Feature

• Promoted VolumeGroupSnapshot API to GA (v1). Updated controllers to use v1 VolumeGroupSnapshot APIs and set v1beta2 as the stored version during migration. (#​1368, @​xing-yang)

Full Changelog

https://github.com/kubernetes-csi/external-snapshotter/blob/v8.6.0/CHANGELOG/CHANGELOG-8.6.md

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[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):

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

Details:

Package	Change
go	1.25.0 -> 1.26.0
k8s.io/api	v0.35.0 -> v0.36.1
k8s.io/apimachinery	v0.35.0 -> v0.36.1
k8s.io/client-go	v0.35.0 -> v0.36.1
k8s.io/utils	v0.0.0-20260108192941-914a6e750570 -> v0.0.0-20260210185600-b8788abfbbc2
github.com/davecgh/go-spew	v1.1.1 -> v1.1.2-0.20180830191138-d8f796af33cc
github.com/emicklei/go-restful/v3	v3.12.2 -> v3.13.0
github.com/fxamacker/cbor/v2	v2.9.0 -> v2.9.2
github.com/go-openapi/jsonpointer	v0.21.0 -> v0.23.1
github.com/go-openapi/jsonreference	v0.20.2 -> v0.21.5
github.com/go-openapi/swag	v0.23.0 -> v0.26.0
github.com/google/gnostic-models	v0.7.0 -> v0.7.1
github.com/pmezard/go-difflib	v1.0.0 -> v1.0.1-0.20181226105442-5d4384ee4fb2
github.com/spf13/pflag	v1.0.9 -> v1.0.10
go.yaml.in/yaml/v2	v2.4.3 -> v2.4.4
golang.org/x/mod	v0.29.0 -> v0.35.0
golang.org/x/net	v0.47.0 -> v0.54.0
golang.org/x/oauth2	v0.30.0 -> v0.36.0
golang.org/x/sync	v0.18.0 -> v0.20.0
golang.org/x/sys	v0.38.0 -> v0.45.0
golang.org/x/term	v0.37.0 -> v0.43.0
golang.org/x/text	v0.31.0 -> v0.37.0
golang.org/x/time	v0.9.0 -> v0.15.0
golang.org/x/tools	v0.38.0 -> v0.44.0
google.golang.org/protobuf	v1.36.8 -> v1.36.12-0.20260120151049-f2248ac996af
k8s.io/klog/v2	v2.130.1 -> v2.140.0
k8s.io/kube-openapi	v0.0.0-20250910181357-589584f1c912 -> v0.0.0-20260317180543-43fb72c5454a
sigs.k8s.io/structured-merge-diff/v6	v6.3.0 -> v6.4.0