Bump google.golang.org/grpc from 1.36.0 to 1.56.3

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.36.0 to 1.56.3.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.36.0...v1.56.3)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

go.mod

@@ -3,43 +3,46 @@ module github.com/knative/docs
 go 1.21
 
 require (
-	cloud.google.com/go/storage v1.10.0
+	cloud.google.com/go/storage v1.28.1
 	github.com/cloudevents/sdk-go/v2 v2.15.2
 	github.com/golang/protobuf v1.5.4
 	github.com/google/go-github v17.0.0+incompatible
 	github.com/google/go-github/v32 v32.1.0
 	github.com/kelseyhightower/envconfig v1.4.0
 	golang.org/x/net v0.23.0
-	golang.org/x/oauth2 v0.0.0-20201208152858-08078c50e5b5
-	google.golang.org/grpc v1.36.0
+	golang.org/x/oauth2 v0.7.0
+	google.golang.org/grpc v1.56.3
 	gopkg.in/go-playground/webhooks.v3 v3.13.0
 	gopkg.in/yaml.v2 v2.3.0
 	knative.dev/hack v0.0.0-20240801232131-441a19fc9ead
 )
 
 require (
-	cloud.google.com/go v0.72.0 // indirect
+	cloud.google.com/go v0.110.0 // indirect
+	cloud.google.com/go/compute v1.19.1 // indirect
+	cloud.google.com/go/compute/metadata v0.2.3 // indirect
+	cloud.google.com/go/iam v0.13.0 // indirect
+	github.com/google/go-cmp v0.5.9 // indirect
 	github.com/google/go-querystring v1.0.0 // indirect
-	github.com/google/uuid v1.2.0 // indirect
-	github.com/googleapis/gax-go/v2 v2.0.5 // indirect
+	github.com/google/uuid v1.3.0 // indirect
+	github.com/googleapis/enterprise-certificate-proxy v0.2.3 // indirect
+	github.com/googleapis/gax-go/v2 v2.7.1 // indirect
 	github.com/hashicorp/golang-lru v0.5.4 // indirect
 	github.com/json-iterator/go v1.1.10 // indirect
-	github.com/jstemmer/go-junit-report v0.9.1 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect
 	github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742 // indirect
-	go.opencensus.io v0.23.0 // indirect
+	go.opencensus.io v0.24.0 // indirect
 	go.uber.org/atomic v1.7.0 // indirect
 	go.uber.org/multierr v1.6.0 // indirect
 	go.uber.org/zap v1.16.0 // indirect
 	golang.org/x/crypto v0.21.0 // indirect
 	golang.org/x/lint v0.0.0-20200302205851-738671d3881b // indirect
-	golang.org/x/mod v0.8.0 // indirect
 	golang.org/x/sys v0.18.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
-	golang.org/x/tools v0.6.0 // indirect
-	google.golang.org/api v0.36.0 // indirect
+	golang.org/x/xerrors v0.0.0-20220907171357-04be3eba64a2 // indirect
+	google.golang.org/api v0.114.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20201214200347-8c77b98c765d // indirect
+	google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1 // indirect
 	google.golang.org/protobuf v1.33.0 // indirect
 	gopkg.in/go-playground/assert.v1 v1.2.1 // indirect
 	honnef.co/go/tools v0.0.1-2020.1.5 // indirect