fix intendation

Signed-off-by: Christian Richter <crichter@owncloud.com>

docs/helpers/templates/adoc-generator.go.tmpl

@@ -38,12 +38,12 @@ type DeprecationField struct {
 
 // EnvVar holds information about one envvar
 type EnvVar struct {
-	Name 	 			string
+	Name                string
 	IntroductionVersion string
-	DefaultValue 		string
-	Type 	 			string
-	Description  		string
-	Services 	 		[]string
+	DefaultValue        string
+	Type                string
+	Description         string
+	Services            []string
 }
 
 type templateData struct {