Update repositories.txt (#6175)

Author: CelliesProjects

repositories.txt

@@ -1639,6 +1639,7 @@ https://github.com/cattanimarco/Grafici-GFX
 https://github.com/cbm80amiga/RREFont.git
 https://github.com/cDnNeMeSiS/xbee_serial_array
 https://github.com/CelliesProjects/ESP32_VS1053_Stream
+https://github.com/CelliesProjects/LGFX-ScreenShot
 https://github.com/CelliesProjects/moonPhase-esp32
 https://github.com/CelliesProjects/OpenStreetMap-esp32
 https://github.com/CelliesProjects/wm8978-esp32