[gnome-shell] polkitAgent: Add missing space to log string

[Florian Müllner <fmuellner src gnome org>]

commit 1c0be1a36becb4dc242c14d66b76d8914b694c11
Author: Will Thompson <wjt endlessm com>
Date:   Mon Aug 17 08:20:33 2020 +0100

    polkitAgent: Add missing space to log string
    
    In my journal, I have:
    
    > JS LOG: polkitAuthenticationAgent: Received 2identities that can be
    > used for authentication. Only considering one.
    
    There should be a space after the number.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1413

 js/ui/components/polkitAgent.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/js/ui/components/polkitAgent.js b/js/ui/components/polkitAgent.js
index 693d1d2357..5515963917 100644
--- a/js/ui/components/polkitAgent.js
+++ b/js/ui/components/polkitAgent.js
@@ -44,7 +44,7 @@ var AuthenticationDialog = GObject.registerClass({
         let bodyContent = new Dialog.MessageDialogContent();
 
         if (userNames.length > 1) {
-            log('polkitAuthenticationAgent: Received %d'.format(userNames.length) +
+            log('polkitAuthenticationAgent: Received %d '.format(userNames.length) +
                 'identities that can be used for authentication. Only ' +
                 'considering one.');
         }