Fix broken atom test

Author: Matthew McDole

testdata/parser/atom/atom10_feed_entry_content_text_brackets.json

@@ -0,0 +1,11 @@
+{
+    "entries": [
+        {
+            "content": {
+                "type": "text",
+                "value": "History of the <blink> tag"
+            }
+        }
+    ],
+    "version": "1.0"
+}

testdata/parser/atom/atom10_feed_entry_content_text_brackets.xml

@@ -1,11 +1,9 @@
-{
-    "entries": [
-        {
-            "content": {
-                "type": "text",
-                "value": "History of the <blink> tag"
-            }
-        }
-    ],
-    "version": "1.0"
-}
+<!--
+Description: entry content with explicit type='text' contains brackets that are not markup
+Expect:      not bozo and entries[0]['content'][0]['value'] == 'History of the <blink> tag'
+-->
+<feed xmlns="http://www.w3.org/2005/Atom">
+<entry>
+  <content type="text">History of the &lt;blink&gt; tag</content>
+</entry>
+</feed>