Fix tests, there are in fact only 7 items to be pushed to the ZIM

7 entries are expected:
https://isago.rskg.org/
https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css
https://isago.rskg.org/static/favicon256.png
https://isago.rskg.org/conseils
https://isago.rskg.org/faq
https://isago.rskg.org/a-propos
https://isago.rskg.org/static/tarifs-isago.pdf

1 unexpected entry is not produced anymore by Browsertrix crawler:
https://dict.brave.com/edgedl/chrome/dict/en-us-10-1.bdic

This was a technical artifact

tests-integration/integration.py

@@ -65,12 +65,12 @@ def test_stats_output():
         }
     with open("/output/warc2zim.json") as fh:
         assert json.loads(fh.read()) == {
-            "written": 8,
-            "total": 8,
+            "written": 7,
+            "total": 7,
         }
     with open("/output/stats.json") as fh:
         assert json.loads(fh.read()) == {
-            "done": 8,
-            "total": 8,
+            "done": 7,
+            "total": 7,
             "limit": {"max": 0, "hit": False},
         }