ui: window/{AddWebauthn, TfaEdit}: fix spacing/border of the windows

the password field should not be indented differently than the rest of
the fields, and we never have a border on the panels

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

www/window/AddWebauthn.js

@@ -135,6 +135,7 @@ Ext.define('PBS.window.AddWebauthn', {
 	    xtype: 'form',
 	    reference: 'webauthn_form',
 	    layout: 'anchor',
+	    border: false,
 	    bodyPadding: 10,
 	    fieldDefaults: {
 		anchor: '100%',
@@ -171,7 +172,6 @@ Ext.define('PBS.window.AddWebauthn', {
 		    name: 'password',
 		    allowBlank: false,
 		    validateBlank: true,
-		    padding: '0 0 5 5',
 		    emptyText: gettext('verify current password'),
 		},
 	    ],

www/window/TfaEdit.js

@@ -75,7 +75,6 @@ Ext.define('PBS.window.TfaEdit', {
 	    name: 'password',
 	    allowBlank: false,
 	    validateBlank: true,
-	    padding: '0 0 5 5',
 	    emptyText: gettext('verify current password'),
 	},
     ],