build(deps): bump google.golang.org/grpc

Bumps the examples-ext-authz group in /ext_authz/auth/grpc-service with 1 update: [google.golang.org/grpc](https://github.com/grpc/grpc-go).


Updates `google.golang.org/grpc` from 1.67.0 to 1.67.1
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](grpc/grpc-go@v1.67.0...v1.67.1)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: examples-ext-authz
...

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

ext_authz/auth/grpc-service/go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/envoyproxy/go-control-plane v0.13.0
 	github.com/golang/protobuf v1.5.4
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142
-	google.golang.org/grpc v1.67.0
+	google.golang.org/grpc v1.67.1
 )
 
 require (

ext_authz/auth/grpc-service/go.sum

@@ -18,7 +18,7 @@ golang.org/x/text v0.17.0 h1:XtiM5bkSOt+ewxlOE/aE/AKEHibwj/6gvWMl9Rsh0Qc=
 golang.org/x/text v0.17.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142 h1:e7S5W7MGGLaSu8j3YjdezkZ+m1/Nm0uRVRMEMGk26Xs=
 google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU=
-google.golang.org/grpc v1.67.0 h1:IdH9y6PF5MPSdAntIcpjQ+tXO41pcQsfZV2RxtQgVcw=
-google.golang.org/grpc v1.67.0/go.mod h1:1gLDyUQU7CTLJI90u3nXZ9ekeghjeM7pTDZlqFNg2AA=
+google.golang.org/grpc v1.67.1 h1:zWnc1Vrcno+lHZCOofnIMvycFcc0QRGIzm9dhnDX68E=
+google.golang.org/grpc v1.67.1/go.mod h1:1gLDyUQU7CTLJI90u3nXZ9ekeghjeM7pTDZlqFNg2AA=
 google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg=
 google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw=