build(deps): update opentelemetry-go monorepo to v1.21.0 [skip ci]

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

go.mod

@@ -7,18 +7,18 @@ require (
 	github.com/benbjohnson/clock v1.3.5
 	github.com/cloudevents/sdk-go/observability/opentelemetry/v2 v2.14.0
 	github.com/cloudevents/sdk-go/v2 v2.14.0
-	github.com/google/uuid v1.3.0
+	github.com/google/uuid v1.3.1
 	github.com/kelseyhightower/envconfig v1.4.0
 	github.com/nats-io/nats-server/v2 v2.9.23
 	github.com/nats-io/nats.go v1.28.0
 	github.com/sirupsen/logrus v1.9.3
 	github.com/stretchr/testify v1.8.4
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.42.0
-	go.opentelemetry.io/otel v1.16.0
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.16.0
-	go.opentelemetry.io/otel/sdk v1.16.0
-	go.opentelemetry.io/otel/trace v1.16.0
-	golang.org/x/oauth2 v0.10.0
+	go.opentelemetry.io/otel v1.21.0
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.21.0
+	go.opentelemetry.io/otel/sdk v1.21.0
+	go.opentelemetry.io/otel/trace v1.21.0
+	golang.org/x/oauth2 v0.11.0
 	gopkg.in/yaml.v3 v3.0.1
 	k8s.io/api v0.27.4
 	k8s.io/apimachinery v0.27.4
@@ -31,17 +31,17 @@ require (
 	github.com/emicklei/go-restful/v3 v3.9.0 // indirect
 	github.com/evanphx/json-patch v4.12.0+incompatible // indirect
 	github.com/felixge/httpsnoop v1.0.3 // indirect
-	github.com/go-logr/logr v1.2.4 // indirect
+	github.com/go-logr/logr v1.3.0 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-openapi/jsonpointer v0.19.6 // indirect
 	github.com/go-openapi/jsonreference v0.20.1 // indirect
 	github.com/go-openapi/swag v0.22.3 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/gnostic v0.5.7-v3refs // indirect
-	github.com/google/go-cmp v0.5.9 // indirect
+	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/google/gofuzz v1.2.0 // indirect
-	github.com/grpc-ecosystem/grpc-gateway/v2 v2.7.0 // indirect
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.16.0 // indirect
 	github.com/imdario/mergo v0.3.12 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
@@ -57,22 +57,22 @@ require (
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.16.0 // indirect
-	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.16.0 // indirect
-	go.opentelemetry.io/otel/metric v1.16.0 // indirect
-	go.opentelemetry.io/proto/otlp v0.19.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.21.0 // indirect
+	go.opentelemetry.io/otel/metric v1.21.0 // indirect
+	go.opentelemetry.io/proto/otlp v1.0.0 // indirect
 	go.uber.org/atomic v1.7.0 // indirect
 	go.uber.org/multierr v1.6.0 // indirect
 	go.uber.org/zap v1.19.0 // indirect
 	golang.org/x/crypto v0.14.0 // indirect
-	golang.org/x/net v0.12.0 // indirect
-	golang.org/x/sys v0.13.0 // indirect
+	golang.org/x/net v0.17.0 // indirect
+	golang.org/x/sys v0.14.0 // indirect
 	golang.org/x/term v0.13.0 // indirect
 	golang.org/x/text v0.13.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4 // indirect
-	google.golang.org/grpc v1.55.0 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20230822172742-b8732ec3820d // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230822172742-b8732ec3820d // indirect
+	google.golang.org/grpc v1.59.0 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect