Merge pull request #2189 from Frederik-Eberhard/patch-4

Update repositories.txt

Author: umbynos

repositories.txt

@@ -421,7 +421,7 @@ https://github.com/Tinyu-Zhao/PCA9554
 https://github.com/Tinyu-Zhao/FFT
 https://github.com/Tinyu-Zhao/TFTTerminal
 https://github.com/chochain/nanoFORTH
-https://github.com/Frederik-Eberhard/Excelsior
+https://github.com/Excelsior-Robotics/Excelsior
 https://github.com/Excelsior-Robotics/Excelsior_Light
 https://github.com/oguzkaganyaglioglu/PLCustomDevicesLibrary
 https://github.com/dimag0g/PPM-reader