warnings that should be ignored sometiems suppress legitimate warnings

[kai zhu]

Describe the bug

1. A clear and concise description of what the bug is.

jslint directive `... //jslint-ignore-line

2. Jslint edition:
   v2022.7.1-beta

3. Code snippet (if applicable):

foo(); // bug - legitimate warning "Undeclared 'foo'." is suppressed
function bar() {
    let baz = 0;
    baz.aa = baz.bb = function () { //jslint-ignore-line
        return;
    };
}

Expected behavior

in above code-snippet, jslint should warn Undeclared 'foo'. but the warning was suppressed by directive //jslint-ignore-line