minor update to OS type

Author: DougAnsonAustinTX

content/learning-paths/embedded-and-microcontrollers/edge_impulse_greengrass/_index.md

@@ -28,7 +28,7 @@ tools_software_languages:
     - Edge Impulse
     - Edge AI
 operatingsystems:
-    - Ubuntu/Debian
+    - Linux
 
 
 further_reading: