copy form/CacheTypeSelector.js from manager to manager5

www/manager5/form/CacheTypeSelector.js

+Ext.define('PVE.form.CacheTypeSelector', {
+    extend: 'PVE.form.KVComboBox',
+    alias: ['widget.CacheTypeSelector'],
+  
+    initComponent: function() {
+	var me = this;
+
+	me.data = [
+	    ['', PVE.Utils.defaultText + " (" + gettext('No cache') + ")"],
+	    ['directsync', 'Direct sync'],
+	    ['writethrough', 'Write through'],
+	    ['writeback', 'Write back'],
+	    ['unsafe', 'Write back (' + gettext('unsafe') + ')'],
+	    ['none', gettext('No cache')]
+	];
+
+	me.callParent();
+    }
+});