Update wasmtime requirement from >=13.0 to >=43.0.0 (#288)

Updates the requirements on [wasmtime](https://github.com/bytecodealliance/wasmtime-py) to permit the latest version.
- [Commits](bytecodealliance/wasmtime-py@13.0.0...43.0.0)

---
updated-dependencies:
- dependency-name: wasmtime
  dependency-version: 43.0.0
  dependency-type: direct:development
...

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pyproject.toml

@@ -39,7 +39,7 @@ dev = [
   "phir>=0.3.3",
   "polars>=1.0.0",     # DataFrame library for examples/benchmarks
   # WebAssembly runtimes for testing
-  "wasmtime>=13.0",
+  "wasmtime>=43.0.0",
   "jupyter>=1.1.1",
 ]
 test = [ # pinning testing environment