fix(Nextcloud): Catch SSLEOFError when fetching notifications

This happened while the server was down for maintenance. We can most
likely just ignore it.

Fixes: #7

nextcloud2ntfy.py

@@ -186,10 +186,13 @@ def main():
     }
     while True:
         log.debug("Fetching notifications.")
+        try:
             response = requests.get(
                 f"{config["nextcloud_base_url"]}{config["nextcloud_notification_path"]}",
                 headers=nextcloud_request_headers,
             )
+        except requests.exceptions.SSLError as e:
+            log.error(f"SSL error fetching notifications. Maybe the server/proxy is down?\n{e}")
         if not response.ok:
             log.error(
                 f"Error while fetching notifications. Response code: {response.status_code}."