Update Python version and cleanup README instructions

Updated Python version requirement and removed outdated notes on library copying.

Author: Jason2866

README.md

@@ -23,7 +23,7 @@ For more information and troubleshooting, please refer to the [UI README](tools/
 To use it, follow these steps:
 
 1. Make sure you have the following prerequisites:
-  - Python 3.9 or later
+  - Python 3.10 or later
   - All the dependencies listed in the previous section
 
 2. Install the required UI packages using `pip install -r tools/config_editor/requirements.txt`.
@@ -36,9 +36,6 @@ To use it, follow these steps:
 
 6. The script will show the compilation output in a new screen. Note that the compilation process can take many hours, depending on the number of libraries selected and the options chosen.
 
-7. If the compilation is successful and the option to copy the libraries to the Arduino Core folder is enabled, it will already be available for use in the Arduino IDE. Otherwise, you can find the compiled libraries in the `esp32-arduino-libs` folder alongside this repository.
-  - Note that the copy operation doesn't currently support the core downloaded from the Arduino IDE Boards Manager, only the manual installation from the [`arduino-esp32`](https://github.com/espressif/arduino-esp32) repository.
-
 ### Documentation
 
 For more information about how to use the Library builder, please refer to this [Documentation page](https://docs.espressif.com/projects/arduino-esp32/en/latest/lib_builder.html?highlight=lib%20builder)