LibJS: Make new lines in block comments reset line has token

Before this a closing html comment would not be treated as a comment if
directly following a block comment which was not the first token of its
first line.

Userland/Libraries/LibJS/Tests/comments-basic.js

@@ -26,6 +26,15 @@ i;`;
     expect(source).toEvalTo(2);
 });
 
+test("html comments directly after block comment", () => {
+    expect("0 /* */-->i").not.toEval();
+    expect(`0 /* 
+     */-->i`).toEval();
+    expect(`0 /* 
+     */-->i
+     'a'`).toEvalTo("a");
+});
+
 test("unterminated multi-line comment", () => {
     expect("/*").not.toEval();
     expect("/**").not.toEval();