Bump github.com/sigstore/timestamp-authority/v2 from 2.0.5 to 2.0.6

Bumps [github.com/sigstore/timestamp-authority/v2](https://github.com/sigstore/timestamp-authority) from 2.0.5 to 2.0.6.
- [Release notes](https://github.com/sigstore/timestamp-authority/releases)
- [Changelog](https://github.com/sigstore/timestamp-authority/blob/main/CHANGELOG.md)
- [Commits](sigstore/timestamp-authority@v2.0.5...v2.0.6)

---
updated-dependencies:
- dependency-name: github.com/sigstore/timestamp-authority/v2
  dependency-version: 2.0.6
  dependency-type: indirect
...

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

Author: dependabot[bot]

go.mod

@@ -19,12 +19,11 @@ require (
 	github.com/stretchr/testify v1.11.1
 	github.com/urfave/cli v1.22.17
 	go.uber.org/mock v0.6.0
-	golang.org/x/crypto v0.49.0
+	golang.org/x/crypto v0.50.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
 require (
-	cloud.google.com/go/kms v1.26.0 // indirect
 	dario.cat/mergo v1.0.2 // indirect
 	github.com/BurntSushi/toml v1.6.0 // indirect
 	github.com/CycloneDX/cyclonedx-go v0.10.0 // indirect
@@ -128,8 +127,8 @@ require (
 	github.com/shibumi/go-pathspec v1.3.0 // indirect
 	github.com/sigstore/rekor v1.5.1 // indirect
 	github.com/sigstore/rekor-tiles/v2 v2.2.1 // indirect
-	github.com/sigstore/sigstore v1.10.4 // indirect
-	github.com/sigstore/timestamp-authority/v2 v2.0.5 // indirect
+	github.com/sigstore/sigstore v1.10.5 // indirect
+	github.com/sigstore/timestamp-authority/v2 v2.0.6 // indirect
 	github.com/skeema/knownhosts v1.3.2 // indirect
 	github.com/spf13/afero v1.15.0 // indirect
 	github.com/spf13/cast v1.10.0 // indirect
@@ -154,12 +153,12 @@ require (
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/exp v0.0.0-20260312153236-7ab1446f8b90 // indirect
 	golang.org/x/mod v0.34.0 // indirect
-	golang.org/x/net v0.52.0 // indirect
+	golang.org/x/net v0.53.0 // indirect
 	golang.org/x/oauth2 v0.36.0 // indirect
 	golang.org/x/sync v0.20.0 // indirect
-	golang.org/x/sys v0.42.0 // indirect
-	golang.org/x/term v0.41.0 // indirect
-	golang.org/x/text v0.35.0 // indirect
+	golang.org/x/sys v0.43.0 // indirect
+	golang.org/x/term v0.42.0 // indirect
+	golang.org/x/text v0.36.0 // indirect
 	golang.org/x/time v0.15.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20260319201613-d00831a3d3e7 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20260319201613-d00831a3d3e7 // indirect