refactor: Update regex patterns

Signed-off-by: lhhyung <lhhyung511@megazone.com>

Author: lhhyung

src/plugin/manager/event_manager/standard_manager.py

@@ -139,7 +139,9 @@ def remove_alert_code_from_title(self, title: str) -> str:
         :return:
         """
         try:
-            title = regex.sub(r"\[(FIRING|RESOLVED):\d+\]\s", "", title)
+            title = regex.sub(
+                r"\[(FIRING|RESOLVED):(\d+),? ?(FIRING|RESOLVED)?:?(\d+)?\]", "", title
+            )
             title = regex.sub(r"\[([a-zA-Z]+:\d+,\s*[a-zA-Z]+:\d+)\]\s", "", title)
         except Exception:
             ERROR_CONVERT_TITLE(title)