fix #7846 - password entry item - with option show pass

[roojs1] / examples / grid / .roobuilder.jcfg

{
    "name" : "grid",
    "xtype" : "Roo",
    "fn" : "db691fdb52c694f15ed3f26bbe8a4b39",
    "runhtml" : "",
    "rootURL" : "http://localhost/",
    "base_template" : "",
    "html_gen" : "",
    "DBTYPE" : "",
    "DBNAME" : "",
    "DBUSERNAME" : "",
    "DBPASSWORD" : ""
}