Update repositories.txt (#3981)

mkeras · web-flow · commit cfbe7d25b785 · 2024-02-02T20:44:56.000Z
diff --git a/repositories.txt b/repositories.txt
@@ -6639,3 +6639,4 @@ https://gitlab.com/yesbotics/simple-serial-protocol/simple-serial-protocol-ardui
 https://gitlab.com/zaber-core-libs/zaber-ascii-for-arduino
 https://gitlab.com/zaber-core-libs/zaber-binary-for-arduino
 https://github.com/BenCestMoiQuoi/I2C_Insarianne
+https://github.com/mkeras/EmbeddedSparkplugNode
