chore(deps, cpp): update mull-18 (#992)

Update mull-18

Co-authored-by: philips-software-forest-releaser[bot] <80338643+philips-software-forest-releaser[bot]@users.noreply.github.com>

Author: philips-software-forest-releaser[bot]

.devcontainer/cpp/apt-requirements-clang.json

@@ -7,5 +7,5 @@
   "libclang-rt-18-dev": "1:18.1.8~++20240731025043+3b5b5c1ec4a3-1~exp1~20240731145144.92",
   "lld-18": "1:18.1.8~++20240731025043+3b5b5c1ec4a3-1~exp1~20240731145144.92",
   "llvm-18": "1:18.1.8~++20240731025043+3b5b5c1ec4a3-1~exp1~20240731145144.92",
-  "mull-18": "0.26.1"
+  "mull-18": "0.27.1"
 }