Update README.md

Author: zigai

README.md

@@ -21,28 +21,20 @@ It provides a simple interface for examining Python functions and classes.
 
 ### From PyPI
 
-With pip:
-
 ```sh
 pip install objinspect
 ```
 
-With uv:
-
 ```sh
 uv pip install objinspect
 ```
 
 ### From source
 
-With pip:
-
 ```sh
 pip install git+https://github.com/zigai/objinspect
 ```
 
-With uv:
-
 ```sh
 uv pip install git+https://github.com/zigai/objinspect
 ```