Update module github.com/stacklok/toolhive to v0.4.0 (#27)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

go.mod

@@ -5,7 +5,7 @@ go 1.24.6
 require (
 	github.com/go-chi/chi/v5 v5.2.3
 	github.com/spf13/viper v1.21.0
-	github.com/stacklok/toolhive v0.3.12-0.20251021054543-925bd7be3570
+	github.com/stacklok/toolhive v0.4.0
 	github.com/stretchr/testify v1.11.1
 	github.com/swaggo/swag/v2 v2.0.0-rc4
 	go.uber.org/mock v0.6.0

go.sum

@@ -174,8 +174,8 @@ github.com/spf13/pflag v1.0.10 h1:4EBh2KAYBwaONj6b2Ye1GiHfwjqyROoF4RwYO+vPwFk=
 github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/viper v1.21.0 h1:x5S+0EU27Lbphp4UKm1C+1oQO+rKx36vfCoaVebLFSU=
 github.com/spf13/viper v1.21.0/go.mod h1:P0lhsswPGWD/1lZJ9ny3fYnVqxiegrlNrEmgLjbTCAY=
-github.com/stacklok/toolhive v0.3.12-0.20251021054543-925bd7be3570 h1:VndsmFiGjb/zW3NRu3kMoSFRgkM1uKJdnnA1tcChygs=
-github.com/stacklok/toolhive v0.3.12-0.20251021054543-925bd7be3570/go.mod h1:rXfYujeyJXINtz1+k2L91BmPkg507QbtOn0ZvHJARYU=
+github.com/stacklok/toolhive v0.4.0 h1:P/4KE+a7y5ajKXDl1pwTUGblBGNLwPuuP1l31Pt7lNk=
+github.com/stacklok/toolhive v0.4.0/go.mod h1:qTpuSk4gYbiVIobQURzO5S00Eqp6AQo6jfjrOqA83mU=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.5.2 h1:xuMeJ0Sdp5ZMRXx/aWO6RZxdr3beISkG5/G/aIRr3pY=
 github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA=