Update URL of "EiMOS_U8X8"

Author: per1234

repositories.txt

@@ -1386,7 +1386,7 @@ https://github.com/ChipTechno/ESP8266OTA
 https://github.com/ChipTechno/WiFiMan
 https://github.com/chirp/chirp-arduino
 https://github.com/ChitoKim/mahjongAsst
-https://github.com/ChitoKim/mahjongAsst_U8X8
+https://github.com/ChitoKim/EiMOS_U8X8
 https://github.com/chochain/eForth1
 https://github.com/chochain/nanoFORTH
 https://github.com/Chris--A/ArdOSC