golang format tools (#1017)

Produced via:
  `gofmt -s -w $(find -path './vendor' -prune -o -type f -name '*.go' -print))`
  `goimports -w $(find -name '*.go' | grep -v vendor)`

cmd/pong/main.go

@@ -20,11 +20,12 @@ package main
 import (
 	"context"
 	"flag"
+	"log"
+
 	"github.com/cloudevents/sdk-go/pkg/cloudevents"
 	"github.com/cloudevents/sdk-go/pkg/cloudevents/client"
 	"github.com/cloudevents/sdk-go/pkg/cloudevents/types"
 	"github.com/google/uuid"
-	"log"
 )
 
 var id = uuid.New().String()

cmd/sendevent/main.go

@@ -22,10 +22,11 @@ import (
 	"encoding/json"
 	"flag"
 	"fmt"
-	"github.com/knative/eventing/pkg/utils"
 	"log"
 	"os"
 
+	"github.com/knative/eventing/pkg/utils"
+
 	"github.com/cloudevents/sdk-go/pkg/cloudevents"
 	"github.com/cloudevents/sdk-go/pkg/cloudevents/client"
 	"github.com/cloudevents/sdk-go/pkg/cloudevents/transport/http"

pkg/reconciler/v1alpha1/trigger/resources/virtual_service.go

@@ -18,6 +18,7 @@ package resources
 
 import (
 	"fmt"
+
 	"github.com/knative/eventing/pkg/reconciler/names"
 	"github.com/knative/eventing/pkg/utils"
 

pkg/reconciler/v1alpha1/trigger/trigger.go

@@ -18,6 +18,7 @@ package trigger
 
 import (
 	"context"
+
 	"github.com/knative/eventing/pkg/reconciler/v1alpha1/trigger/resources"
 
 	"github.com/knative/eventing/pkg/apis/eventing/v1alpha1"

pkg/reconciler/v1alpha1/trigger/trigger_test.go

@@ -20,9 +20,10 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"github.com/knative/eventing/pkg/reconciler/v1alpha1/trigger/resources"
 	"testing"
 
+	"github.com/knative/eventing/pkg/reconciler/v1alpha1/trigger/resources"
+
 	"github.com/knative/eventing/pkg/apis/eventing/v1alpha1"
 	"github.com/knative/eventing/pkg/reconciler/names"
 	controllertesting "github.com/knative/eventing/pkg/reconciler/testing"