Update hdtorrentsit.yml (#4857) for #4839

Workaround due to https://github.com/Jackett/Jackett/issues/4839
Waiting for a c# version of this tracker

src/Jackett.Common/Definitions/hdtorrentsit.yml

@@ -118,13 +118,19 @@
         attribute: href
       size:
         selector: td:nth-child(3)
+      seeders:
+        text: 1
       seeders:
         selector: td:nth-child(4)
+        optional: true
         filters:
           - name: re_replace
             args: ["(\\d*) \\(\\+\\d*\\)\n? \\| (\\d*) \\(\\+\\d*\\)", "$1"]
+      leechers:
+        text: 1
       leechers:
         selector: td:nth-child(4)
+        optional: true
         filters:
           - name: re_replace
             args: ["(\\d*) \\(\\+\\d*\\)\n? \\| (\\d*) \\(\\+\\d*\\)", "$2"]