Bump golang.org/x/net from 0.6.0 to 0.7.0 in /examples (#7)

Bumps [golang.org/x/net](https://github.com/golang/net) from 0.6.0 to 0.7.0.
- [Release notes](https://github.com/golang/net/releases)
- [Commits](golang/net@v0.6.0...v0.7.0)

---
updated-dependencies:
- dependency-name: golang.org/x/net
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

examples/go.mod

@@ -10,10 +10,10 @@ require (
 )
 
 require (
-	github.com/gofrs/uuid v4.0.0+incompatible // indirect
+	github.com/gofrs/uuid v4.4.0+incompatible // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/jcuga/golongpoll v1.3.0 // indirect
-	golang.org/x/net v0.6.0 // indirect
+	golang.org/x/net v0.7.0 // indirect
 	golang.org/x/text v0.7.0 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/protobuf v1.28.0 // indirect