Merging CMakeLists

Author: PilnyTomas

Diff for: CMakeLists.txt

@@ -59,6 +59,7 @@ set(LIBRARY_SRCS
   libraries/FS/src/vfs_api.cpp
   libraries/HTTPClient/src/HTTPClient.cpp
   libraries/HTTPUpdate/src/HTTPUpdate.cpp
+  libraries/I2S/src/I2S.cpp
   libraries/LittleFS/src/LittleFS.cpp
   libraries/I2S/src/I2S.cpp
   libraries/NetBIOS/src/NetBIOS.cpp