Update fastapi requirement from <0.99.0,>=0.75.2 to >=0.75.2,<0.116.0

Updates the requirements on [fastapi](https://github.com/fastapi/fastapi) to permit the latest version.
- [Release notes](https://github.com/fastapi/fastapi/releases)
- [Commits](fastapi/fastapi@0.75.2...0.115.0)

---
updated-dependencies:
- dependency-name: fastapi
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pyproject.toml

@@ -23,7 +23,7 @@ requires-python = ">=3.7"
 dependencies = [
   # intentionally loose. perhaps these should be vendored to not collide with user code?
   "attrs>=20.1,<24",
-  "fastapi>=0.75.2,<0.99.0",
+  "fastapi>=0.75.2,<0.116.0",
   "pydantic>=1.9,<2",
   "PyYAML",
   "requests>=2,<3",