fixes try to clode Body even if error is not nil

fixes: https://github.com/xsteadfastx/jitsiexporter/issues/3

jitsiexporter.go

@@ -134,8 +134,6 @@ func (c colibri) Now(url string) (map[string]interface{}, error) {
 	case r := <-res:
 		err = r.Error
 		resp = r.Resp
-
-		defer resp.Body.Close()
 	}
 
 	if err != nil {
@@ -148,6 +146,8 @@ func (c colibri) Now(url string) (map[string]interface{}, error) {
 		return nil, err
 	}
 
+	defer resp.Body.Close()
+
 	return s, nil
 }