chore: bump mathlib

Author: leanprover-community-bot

lake-manifest.json

@@ -58,7 +58,7 @@
   {"url": "https://github.com/leanprover-community/mathlib4",
    "type": "git",
    "subDir": null,
-   "rev": "dddd92df0654b17f067ee7cd7f7ac137a50a553e",
+   "rev": "f2f4854ba1c616fc736419ad1254f15ccfb27a6f",
    "name": "mathlib",
    "manifestFile": "lake-manifest.json",
    "inputRev": "master",