Update repositories.txt (arduino#4223)

iwandwip · web-flow · commit 2a20ff1dacd0 · 2024-03-16T17:31:08.000Z
diff --git a/repositories.txt b/repositories.txt
@@ -6779,3 +6779,4 @@ https://github.com/buildybee/blite
 https://github.com/Howard-Z/UCLA-SMV-CAN
 https://github.com/paulino/ha-mqtt-entities
 https://github.com/dattasaurabh82/DFRobot_GDL
+https://github.com/iwandwip/Kinematrix
