[audio] Run go fmt because we have to

Signed-off-by: deadprogram <ron@hybridgroup.com>

examples/audio.go

@@ -14,7 +14,7 @@ func main() {
 	laser := audio.NewAudioDriver(e, "laser", "./examples/laser.mp3")
 
 	work := func() {
-		gobot.Every(2 * time.Second, func() {
+		gobot.Every(2*time.Second, func() {
 			laser.Play()
 		})
 	}

gobottest/gobottest.go

@@ -2,12 +2,12 @@ package gobottest
 
 import (
 	"fmt"
+	"os"
+	"os/exec"
 	"reflect"
 	"runtime"
 	"strings"
 	"testing"
-	"os"
-	"os/exec"
 )
 
 var errFunc = func(t *testing.T, message string) {

platforms/audio/audio_driver_test.go

@@ -3,8 +3,8 @@
 package audio
 
 import (
-	"testing"
 	"os/exec"
+	"testing"
 
 	"github.com/hybridgroup/gobot/gobottest"
 )