Restrict fastapi dependency version to less than 0.142

In 0.142 fastapi implemented opentelemetry which causes the example not to work. Probably needs to be fixed a different way but wanted to contribute a quick fix.

Author: npappin

fastapi/pyproject.toml

@@ -5,7 +5,7 @@ description = "Python fastapi example"
 readme = "README.md"
 requires-python = ">=3.12"
 dependencies = [
-    "fastapi",
+    "fastapi<0.142",
     "markupsafe",
     "jinja2",
 ]