fix: Point back to original MIDIUSB repo

franky47 · franky47 · commit 347b67a87789 · 2018-11-06T12:47:26.000+01:00
Now that arduino-libraries/MIDIUSB#47 has been merged.
diff --git a/.gitmodules b/.gitmodules
@@ -3,4 +3,4 @@
 	url = https://github.com/google/googletest.git
 [submodule "external/midi-usb"]
 	path = external/midi-usb
-	url = https://github.com/FortySevenEffects/MIDIUSB.git
+	url = https://github.com/arduino-libraries/MIDIUSB.git
diff --git a/external/midi-usb b/external/midi-usb
@@ -1 +1 @@
-Subproject commit 8cbf89bdb94ab65db35c86038098c3ee5b22298d
+Subproject commit 1f81cc9f52184bbc271bfcee63b5a0efb03c8cf7
