docs/develop: Remove paragraph that was copied in error from other doc.
Developing and building MicroPython
===================================
-This chapter describes modules (function and class libraries) which are built
-into MicroPython. There are a few categories of such modules:
-
This chapter describes some options for extending MicroPython in C. Note
that it doesn't aim to be a complete guide for developing with MicroPython.
See the `getting started guide
