Bump golang.org/x/net in /tests in the go-tests group

Bumps the go-tests group in /tests with 1 update: [golang.org/x/net](https://github.com/golang/net).


Updates `golang.org/x/net` from 0.49.0 to 0.50.0
- [Commits](golang/net@v0.49.0...v0.50.0)

---
updated-dependencies:
- dependency-name: golang.org/x/net
  dependency-version: 0.50.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: go-tests
...

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

Author: dependabot[bot]

tests/go.mod

@@ -3,8 +3,7 @@ module github.com/envoyproxy/protoc-gen-validate/tests
 go 1.24.1
 
 require (
-	github.com/envoyproxy/protoc-gen-validate v1.2.1
-	golang.org/x/net v0.49.0
+	golang.org/x/net v0.50.0
 	google.golang.org/protobuf v1.36.11
 )
 

tests/go.sum

@@ -1,6 +1,6 @@
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
-golang.org/x/net v0.49.0 h1:eeHFmOGUTtaaPSGNmjBKpbng9MulQsJURQUAfUwY++o=
-golang.org/x/net v0.49.0/go.mod h1:/ysNB2EvaqvesRkuLAyjI1ycPZlQHM3q01F02UY/MV8=
+golang.org/x/net v0.50.0 h1:ucWh9eiCGyDR3vtzso0WMQinm2Dnt8cFMuQa9K33J60=
+golang.org/x/net v0.50.0/go.mod h1:UgoSli3F/pBgdJBHCTc+tp3gmrU4XswgGRgtnwWTfyM=
 google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
 google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=