Bump github.com/envoyproxy/protoc-gen-validate in /tools

Bumps [github.com/envoyproxy/protoc-gen-validate](https://github.com/envoyproxy/protoc-gen-validate) from 1.1.0 to 1.2.1.
- [Release notes](https://github.com/envoyproxy/protoc-gen-validate/releases)
- [Changelog](https://github.com/bufbuild/protoc-gen-validate/blob/main/.goreleaser.yaml)
- [Commits](bufbuild/protoc-gen-validate@v1.1.0...v1.2.1)

---
updated-dependencies:
- dependency-name: github.com/envoyproxy/protoc-gen-validate
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

tools/go.mod

@@ -10,7 +10,7 @@ require (
 	github.com/apache/skywalking-eyes v0.6.0
 	github.com/bufbuild/buf v1.49.0
 	github.com/daixiang0/gci v0.13.0
-	github.com/envoyproxy/protoc-gen-validate v1.1.0
+	github.com/envoyproxy/protoc-gen-validate v1.2.1
 	github.com/go-delve/delve v1.24.0
 	github.com/go-openapi/runtime v0.25.0
 	github.com/go-openapi/spec v0.20.4

tools/go.sum

@@ -220,8 +220,8 @@ github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1m
 github.com/envoyproxy/go-control-plane v0.9.7/go.mod h1:cwu0lG7PUMfa9snN8LXBig5ynNVH9qI8YYLbd1fK2po=
 github.com/envoyproxy/go-control-plane v0.9.9-0.20201210154907-fd9021fe5dad/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
-github.com/envoyproxy/protoc-gen-validate v1.1.0 h1:tntQDh69XqOCOZsDz0lVJQez/2L6Uu2PdjCQwWCJ3bM=
-github.com/envoyproxy/protoc-gen-validate v1.1.0/go.mod h1:sXRDRVmzEbkM7CVcM06s9shE/m23dg3wzjl0UWqJ2q4=
+github.com/envoyproxy/protoc-gen-validate v1.2.1 h1:DEo3O99U8j4hBFwbJfrz9VtgcDfUKS7KJ7spH3d86P8=
+github.com/envoyproxy/protoc-gen-validate v1.2.1/go.mod h1:d/C80l/jxXLdfEIhX1W2TmLfsJ31lvEjwamM4DxlWXU=
 github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
 github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
 github.com/felixge/fgprof v0.9.3/go.mod h1:RdbpDgzqYVh/T9fPELJyV7EYJuHB55UTEULNun8eiPw=