update tests to always resolve relative URLs

updates tests to match microformats/microformats2-parsing#10 by fixing
one broken test in v1/hcard/email, and adding a new test in
v2/hcard-relativeurlsempty that will pass only with the new parsing
rules implemented.

tests/microformats-v1/hcard/email.json

@@ -3,9 +3,9 @@
         "type": ["h-card"],
         "properties": {
             "name": ["John Doe"],
-            "email": ["mailto:john@example.com", "john@example.com", "mailto:john@example.com?subject=parser-test", "john@example.com"]
+            "email": ["mailto:john@example.com", "http://example.com/john@example.com", "mailto:john@example.com?subject=parser-test", "http://example.com/john@example.com"]
         }
     }],
     "rels": {},
     "rel-urls": {}
-}
+}

tests/microformats-v2/h-card/relativeurlsempty.html

@@ -1,4 +1,7 @@
 <base href="http://example.com/profile">
 <div class="h-card">
-  <a class="p-name u-url u-uid" href="">Max Mustermann</a> 
-</div>
+  <a class="p-name u-url" href="">Max Mustermann</a> 
+
+  <!-- no value attribute, so get text content -->
+  <data class="u-uid">
+</div>