Bump external/Catch2 from `a40dd47` to `33e24b1` (#3747)

Bumps [external/Catch2](https://github.com/catchorg/Catch2) from `a40dd47` to `33e24b1`.
- [Release notes](https://github.com/catchorg/Catch2/releases)
- [Commits](a40dd478f3...33e24b14fc)

---
updated-dependencies:
- dependency-name: external/Catch2
  dependency-type: direct:production
...

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external/Catch2

@@ -1 +1 @@
-Subproject commit a40dd478f33e04964007ae5330e248b8eda175de
+Subproject commit 33e24b14fcf95c1c31c8d6b68f445ebb12e026cc