Add Granian to example projects (#4329)

README.md

@@ -193,6 +193,7 @@ about this topic.
 - [fastuuid](https://github.com/thedrow/fastuuid/) _Python bindings to Rust's UUID library._
 - [feos](https://github.com/feos-org/feos) _Lightning fast thermodynamic modeling in Rust with fully developed Python interface._
 - [forust](https://github.com/jinlow/forust) _A lightweight gradient boosted decision tree library written in Rust._
+- [granian](https://github.com/emmett-framework/granian) _A Rust HTTP server for Python applications._
 - [greptimedb](https://github.com/GreptimeTeam/greptimedb/tree/main/src/script) _Support [Python scripting](https://docs.greptime.com/user-guide/python-scripts/overview) in the database_
 - [haem](https://github.com/BooleanCat/haem) _A Python library for working on Bioinformatics problems._
 - [html-py-ever](https://github.com/PyO3/setuptools-rust/tree/main/examples/html-py-ever) _Using [html5ever](https://github.com/servo/html5ever) through [kuchiki](https://github.com/kuchiki-rs/kuchiki) to speed up html parsing and css-selecting._