chore: add release workflow (#750)

* Regenerate deepcopy

* Add the workflow

* Stop signing the tag

api/v1alpha2/zz_generated.deepcopy.go

@@ -23,7 +23,7 @@ package v1alpha2
 
 import (
 	corev1 "k8s.io/api/core/v1"
-	rbacv1 "k8s.io/api/rbac/v1"
+	"k8s.io/api/rbac/v1"
 	"k8s.io/apimachinery/pkg/runtime"
 )
 
@@ -400,7 +400,7 @@ func (in *JenkinsSpec) DeepCopyInto(out *JenkinsSpec) {
 	in.ConfigurationAsCode.DeepCopyInto(&out.ConfigurationAsCode)
 	if in.Roles != nil {
 		in, out := &in.Roles, &out.Roles
-		*out = make([]rbacv1.RoleRef, len(*in))
+		*out = make([]v1.RoleRef, len(*in))
 		copy(*out, *in)
 	}
 	in.ServiceAccount.DeepCopyInto(&out.ServiceAccount)