Fix whitespace in templates/user/include/header.tmpl

templates/user/include/header.tmpl

@@ -83,7 +83,7 @@
 	<title>{{.PageTitle}} {{if .Separator}}{{.Separator}}{{else}}&mdash;{{end}} {{.SiteName}}</title>
 
 	<link rel="stylesheet" type="text/css" href="/css/write.css" />
-    {{if .CustomCSS}}<link rel="stylesheet" type="text/css" href="/local/custom.css" />{{end}}
+	{{if .CustomCSS}}<link rel="stylesheet" type="text/css" href="/local/custom.css" />{{end}}
 	<link rel="shortcut icon" href="/favicon.ico" />
 	<meta name="viewport" content="width=device-width, initial-scale=1.0" />
 	<meta name="theme-color" content="#888888" />