fix link for source

Author: skerr92

1209/4DF0/index.md

@@ -4,5 +4,5 @@ title: PixelWing ESP32-S2
 owner: OakDevelopmentTechnologies
 license: MIT
 site: https://github.com/skerr92/odt-dev-boards/tree/master/boards/PixelWing-ESP32
-source: https://github.com/skerr92/circuitpython/tree/add-ODT-PixelWing-esp/ports/esp32s2/boards/odt-pixelwing-esp32-s2
+source: https://github.com/skerr92/circuitpython/tree/add-ODT-PixelWing-esp/ports/esp32s2/boards/odt_pixelwing_esp32_s2
 ---