WebUIs: refactor CSRF

Signed-off-by: Nicola Murino <nicola.murino@gmail.com>

internal/httpd/api_admin.go

@@ -297,7 +297,7 @@ func changeAdminPassword(w http.ResponseWriter, r *http.Request) {
 		sendAPIResponse(w, r, err, "", getRespStatus(err))
 		return
 	}
-	invalidateToken(r)
+	invalidateToken(r, false)
 	sendAPIResponse(w, r, err, "Password updated", http.StatusOK)
 }