fix(db): allow DB_RESULT_LIMIT to be set as an integer

Previously, `DB_RESULT_LIMIT` was treated as a string, preventing it from being set dynamically. This update ensures it is parsed as an integer, fixing the issue. Updated logic: `result_limit = int(config.get("DB_RESULT_LIMIT", 250000))`.

emission/core/get_database.py

@@ -23,7 +23,7 @@
         db_config[key] = None
 print("Retrieved config: %s" % db_config)
 url = config.get("DB_HOST", "localhost")
-result_limit = config.get("DB_RESULT_LIMIT", 250000)
+result_limit = int(config.get("DB_RESULT_LIMIT", 250000))
 
 try:
     parsed=pymongo.uri_parser.parse_uri(url)