Add submission # 3702

#3702

Author: ArduinoBot

registry.txt

@@ -6553,3 +6553,4 @@ https://github.com/dejwk/roo_material_icons.git|Contributed|roo_material_icons
 https://github.com/joshua-8/TMC7300.git|Contributed|TMC7300
 https://github.com/chrmlinux/tinyCommand.git|Contributed|tinyCommand
 https://github.com/KurtE/MemoryHexDump.git|Contributed|MemoryHexDump
+https://github.com/nthnn/microlzw.git|Contributed|microlzw