Bump google.golang.org/grpc in /go/ql/test/experimental/CWE-321

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.40.0 to 1.56.3.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.40.0...v1.56.3)

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

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

go/ql/test/experimental/CWE-321/go.mod

@@ -24,7 +24,7 @@ require (
 	github.com/Shopify/goreferrer v0.0.0-20220729165902-8cddb4f5de06 // indirect
 	github.com/andybalholm/brotli v1.0.5 // indirect
 	github.com/aymerick/douceur v0.2.0 // indirect
-	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
 	github.com/clbanning/mxj/v2 v2.5.5 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
@@ -43,7 +43,7 @@ require (
 	github.com/go-redis/redis/v8 v8.11.5 // indirect
 	github.com/go-sql-driver/mysql v1.6.0 // indirect
 	github.com/gogf/gf/v2 v2.0.0-rc3 // indirect
-	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/golang/snappy v0.0.4 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/gorilla/css v1.0.0 // indirect
@@ -84,13 +84,13 @@ require (
 	go.opentelemetry.io/otel/sdk v1.0.0 // indirect
 	go.opentelemetry.io/otel/trace v1.0.0 // indirect
 	golang.org/x/crypto v0.7.0 // indirect
-	golang.org/x/net v0.8.0 // indirect
-	golang.org/x/sys v0.6.0 // indirect
-	golang.org/x/text v0.8.0 // indirect
+	golang.org/x/net v0.9.0 // indirect
+	golang.org/x/sys v0.7.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
 	golang.org/x/time v0.3.0 // indirect
-	google.golang.org/genproto v0.0.0-20210917145530-b395a37504d4 // indirect
-	google.golang.org/grpc v1.40.0 // indirect
-	google.golang.org/protobuf v1.29.0 // indirect
+	google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1 // indirect
+	google.golang.org/grpc v1.56.3 // indirect
+	google.golang.org/protobuf v1.30.0 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect