Optimize html templates (#22080)

Replace `active{{end}} item` with `active{{end}} item`.

templates/user/auth/signin_navbar.tmpl

@@ -1,11 +1,11 @@
 {{if or .EnableOpenIDSignIn .EnableSSPI}}
 <div class="ui secondary pointing tabular top attached borderless menu new-menu navbar">
 	<div class="new-menu-inner">
-		<a class="{{if .PageIsLogin}}active{{end}} item" rel="nofollow" href="{{AppSubUrl}}/user/login">
+		<a class="{{if .PageIsLogin}}active {{end}}item" rel="nofollow" href="{{AppSubUrl}}/user/login">
 			{{.locale.Tr "auth.login_userpass"}}
 		</a>
 		{{if .EnableOpenIDSignIn}}
-		<a class="{{if .PageIsLoginOpenID}}active{{end}} item" rel="nofollow" href="{{AppSubUrl}}/user/login/openid">
+		<a class="{{if .PageIsLoginOpenID}}active {{end}}item" rel="nofollow" href="{{AppSubUrl}}/user/login/openid">
 			{{svg "fontawesome-openid"}}
 			&nbsp;OpenID
 		</a>

templates/user/auth/signup_openid_navbar.tmpl

@@ -1,10 +1,10 @@
 <div class="ui secondary pointing tabular top attached borderless menu stackable new-menu navbar">
 	<div class="new-menu-inner">
-		<a class="{{if .PageIsOpenIDConnect}}active{{end}} item" href="{{AppSubUrl}}/user/openid/connect">
+		<a class="{{if .PageIsOpenIDConnect}}active {{end}}item" href="{{AppSubUrl}}/user/openid/connect">
 			{{.locale.Tr "auth.openid_connect_title"}}
 		</a>
 		{{if and .EnableOpenIDSignUp (not .AllowOnlyInternalRegistration)}}
-			<a class="{{if .PageIsOpenIDRegister}}active{{end}} item" href="{{AppSubUrl}}/user/openid/register">
+			<a class="{{if .PageIsOpenIDRegister}}active {{end}}item" href="{{AppSubUrl}}/user/openid/register">
 				{{.locale.Tr "auth.openid_register_title"}}
 			</a>
 		{{end}}