chore(deps): bump go.opentelemetry.io/otel/sdk from 1.25.0 to 1.26.0

Bumps [go.opentelemetry.io/otel/sdk](https://github.com/open-telemetry/opentelemetry-go) from 1.25.0 to 1.26.0.
- [Release notes](https://github.com/open-telemetry/opentelemetry-go/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-go/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-go@v1.25.0...v1.26.0)

---
updated-dependencies:
- dependency-name: go.opentelemetry.io/otel/sdk
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

go.mod

@@ -56,10 +56,10 @@ require (
 	github.com/sigstore/sigstore/pkg/signature/kms/azure v1.8.3
 	github.com/sigstore/sigstore/pkg/signature/kms/gcp v1.8.3
 	github.com/sigstore/sigstore/pkg/signature/kms/hashivault v1.8.3
-	go.opentelemetry.io/otel v1.25.0
+	go.opentelemetry.io/otel v1.26.0
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.25.0
-	go.opentelemetry.io/otel/sdk v1.25.0
-	go.opentelemetry.io/otel/trace v1.25.0
+	go.opentelemetry.io/otel/sdk v1.26.0
+	go.opentelemetry.io/otel/trace v1.26.0
 	k8s.io/utils v0.0.0-20230726121419-3b25d923346b
 )
 
@@ -132,7 +132,7 @@ require (
 	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.49.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.49.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.25.0 // indirect
-	go.opentelemetry.io/otel/metric v1.25.0 // indirect
+	go.opentelemetry.io/otel/metric v1.26.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.1.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20240311132316-a219d84964c2 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20240401170217-c3f982113cda // indirect