copy form/iScsiProviderSelector.js from manager to manager5

www/manager5/form/iScsiProviderSelector.js

+Ext.define('PVE.form.iScsiProviderSelector', {
+    extend: 'PVE.form.KVComboBox',
+    alias: ['widget.pveiScsiProviderSelector'],
+  
+    initComponent: function() {
+	var me = this;
+
+	me.data = [
+	    ['comstar', 'Comstar'],
+	    [ 'istgt', 'istgt'],
+	    [ 'iet', 'IET']
+	];
+
+	me.callParent();
+    }
+});