Add a slash on the PyPI badge

Author: bangseongbeom

README.md

@@ -1,6 +1,6 @@
 # URL Pattern
 
-[![PyPI - Version](https://img.shields.io/pypi/v/urlpattern)](https://pypi.org/project/urlpattern) ![PyPI - Python Version](https://img.shields.io/pypi/pyversions/urlpattern)
+[![PyPI - Version](https://img.shields.io/pypi/v/urlpattern)](https://pypi.org/project/urlpattern/) ![PyPI - Python Version](https://img.shields.io/pypi/pyversions/urlpattern)
  [![Ruff](https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json)](https://github.com/astral-sh/ruff) [![CI](https://github.com/urlpattern/python-urlpattern/actions/workflows/CI.yml/badge.svg)](https://github.com/urlpattern/python-urlpattern/actions)
 
 An implementation of [the URL Pattern Standard](https://urlpattern.spec.whatwg.org/) for Python written in Rust
@@ -38,4 +38,4 @@ print(result["pathname"]["groups"]["bar"])  # output: def
 
 ## License
 
-[MIT License](/LICENSE)
+[MIT License](/LICENSE)