fix: missing links

* skip removing <a> elements with published date in the url

packages/readabilityjs/Readability.js

@@ -1059,6 +1059,8 @@ Readability.prototype = {
     if (node.className === 'omnivore-published-date' && this._isValidPublishedDate(node.textContent)) {
       return new Date(node.textContent);
     }
+    // we don't want to check for dates in the URL's
+    if (node.tagName.toLowerCase() === 'a') return
     // Searching for the real date in the text content
     let dateRegExpFound = this.REGEXPS.DATES_REGEXPS.find(regexp => regexp.test(node.textContent.trim()))
     dateRegExpFound && (dateRegExpFound = dateRegExpFound.exec(node.textContent.trim()))

packages/readabilityjs/test/test-pages/pontagedue/expected.html

@@ -3,7 +3,7 @@
         <!-- .entry-media -->
         <div>
             <DIV data-adtags-visited="true">
-                <p> I’m minding my own business, wandering around the Internet when I am smacked in the eyes by an interesting blog title – “Dwarf begone! Five early medieval ways to rid yourself of dwarfs” ()</p>
+                <p> I’m minding my own business, wandering around the Internet when I am smacked in the eyes by an interesting blog title – “Dwarf begone! Five early medieval ways to rid yourself of dwarfs” (<a href="https://thijsporck.com/2020/05/03/dwarf-begone/">https://thijsporck.com/2020/05/03/dwarf-begone/</a>)</p>
                 <p> I believe it is the worst kept secret that I tend to be easily earwormed, and an even worse kept one that a “song” called Diggy, Diggy hole is particular effective as a weaponised version. (I recommend the Wind Rose version if you need to check it out) I was amused, then, to read: </p>
             </DIV>
             <DIV data-adtags-visited="true">