fix: return distinct items in advisory TODO search

Signed-off-by: Keshav Priyadarshi <git@keshav.space>

Author: keshav-space

vulnerabilities/views.py

@@ -1120,7 +1120,7 @@ def get_queryset(self):
 
         qs.prefetch_related("advisories__aliases")
         if form.is_valid() and (search := form.cleaned_data.get("search")):
-            return qs.filter(advisories__aliases__alias__icontains=search)
+            return qs.filter(advisories__aliases__alias__icontains=search).distinct()
 
         return qs