chore(deps): update cog requirement croniter to v6.2.2

Author: renovate[bot]

purge/info.json

@@ -11,7 +11,7 @@
         "inactive"
     ],
     "requirements": [
-        "croniter~=6.0.0"
+        "croniter~=6.2.2"
     ],
     "install_msg": "Usage: `[p]purge`",
     "min_bot_version": "3.5.1"

requirements.txt

@@ -1,6 +1,6 @@
 aiofiles~=25.1.0
 chat_exporter~=3.0.0
-croniter~=6.0.0
+croniter~=6.2.2
 prometheus-client~=0.24.0
 python-Levenshtein~=0.27.1
 sentry-sdk~=2.50.0