add new driver to drivers.rst

Author: jepler

docs/drivers.rst

@@ -500,6 +500,7 @@ Miscellaneous
     NeoTrellis M4 4x8 Keypad <https://circuitpython.readthedocs.io/projects/trellism4/en/latest/>
     Nunchuk <https://circuitpython.readthedocs.io/projects/nunchuk/en/latest/>
     OV2640 Camera <https://circuitpython.readthedocs.io/projects/ov2640/en/latest/>
+    OV5640 Camera <https://circuitpython.readthedocs.io/projects/ov5640/en/latest/>
     OV7670 Camera <https://circuitpython.readthedocs.io/projects/ov7670/en/latest/>
     Pixelbuf <https://circuitpython.readthedocs.io/projects/pixelbuf/en/latest/>
     PyPixelbuf <https://circuitpython.readthedocs.io/projects/pypixelbuf/en/latest/>