Drops null-sec.com as an option

It seems like it would be a good idea to make this user configurable so they could enter whatever domain they want.

However with this entire HTML export feature being questionable, I didn't go that far. https://github.com/pyfa-org/Pyfa/issues/825

closes: https://github.com/pyfa-org/Pyfa/issues/826

gui/utils/exportHtml.py

@@ -45,14 +45,10 @@ class exportHtmlThread(threading.Thread):
 
         timestamp = time.localtime(time.time())
         localDate = "%d/%02d/%02d %02d:%02d" % (timestamp[0], timestamp[1], timestamp[2], timestamp[3], timestamp[4])
-        
+
         minimal = settings.getMinimalEnabled();
-        website = settings.getWebsite()
-        if website == "o.smium.org":
-            dnaUrl = "https://o.smium.org/loadout/dna/"
-        elif website == "null-sec.com":
-            dnaUrl = "https://null-sec.com/hangar/?dna="
-        
+        dnaUrl = "https://o.smium.org/loadout/dna/"
+
         if minimal:
             HTML = self.generateMinimalHTML(sMkt,sFit, dnaUrl)
         else: