Upd readme

README.md

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 Easy dependency injection for all, works with Python 3.8-3.12. Main features and advantages:
 * support **Python 3.8-3.12**;
 * works with **FastAPI, Flask, Litestar** and **Django REST Framework**;
-* dependency injection via `Annotated` in FastAPI;
+* dependency injection via `Annotated` in `FastAPI`;
+* the code is fully typed and tested by `mypy`;
 * **no third-party dependencies**;
 * **multiple containers**;
 * **overriding** dependencies for tests without wiring;