Fix find_missing_links or 2004/anonymous

The problem is that the link itself had ()s and the script did not
expect this. Instead use the html '&' codes.

2004/anonymous/README.md

@@ -49,8 +49,7 @@ It was not until a sequel was called for that this was changed.
 
 If you want to read the first edition they reprinted it some years back: `The
 Hobbit Facsimile First Edition`. The details are also discussed in [History of
-Middle-earth
-(HoMe)](https://tolkiengateway.net/wiki/The_History_of_Middle-earth) VI, [The Return of the
+Middle-earth (HoMe)](https://tolkiengateway.net/wiki/The_History_of_Middle-earth) VI, [The Return of the
 Shadow](https://tolkiengateway.net/wiki/The_Return_of_the_Shadow), part one of
 the history of [The Lord of the
 Rings](https://en.wikipedia.org/wiki/The_Lord_of_the_Rings) of a twelve volume set - as well as in [The

2004/anonymous/index.html

@@ -432,8 +432,7 @@ point that Bilbo slipped the ring on and Gollum saw him vanish and understood
 that he already found it. But there was no call of thief and no hatred of Bilbo.
 It was not until a sequel was called for that this was changed.</p>
 <p>If you want to read the first edition they reprinted it some years back: <code>The Hobbit Facsimile First Edition</code>. The details are also discussed in <a href="https://tolkiengateway.net/wiki/The_History_of_Middle-earth">History of
-Middle-earth
-(HoMe)</a> VI, <a href="https://tolkiengateway.net/wiki/The_Return_of_the_Shadow">The Return of the
+Middle-earth (HoMe)</a> VI, <a href="https://tolkiengateway.net/wiki/The_Return_of_the_Shadow">The Return of the
 Shadow</a>, part one of
 the history of <a href="https://en.wikipedia.org/wiki/The_Lord_of_the_Rings">The Lord of the
 Rings</a> of a twelve volume set - as well as in <a href="https://tolkiengateway.net/wiki/The_History_of_The_Hobbit">The