remove env4 as it cannot be tested until now

lib/hardware/GwM5Grove.in

@@ -64,15 +64,15 @@
 #endif
 
 #GROVE
-#ifdef M5_ENV4$GS$
-  #ifndef M5_GROOVEIIC$GS$
-    #define M5_GROOVEIIC$GS$
-  #endif
-  GROOVE_IIC(SHT3X,$Z$,1)
-  GROOVE_IIC(BMP280,$Z$,1)
-  #define _GWSHT3X
-  #define _GWBMP280
-#endif
+//#ifdef M5_ENV4$GS$
+//  #ifndef M5_GROOVEIIC$GS$
+//    #define M5_GROOVEIIC$GS$
+//  #endif
+//  GROOVE_IIC(SHT3X,$Z$,1)
+//  GROOVE_IIC(BMP280,$Z$,1)
+//  #define _GWSHT3X
+//  #define _GWBMP280
+//#endif
 
 #GROVE
 //example: -DSHT3XG1_A : defines STH3Xn1 on grove A - x depends on the other devices

lib/iictask/platformio.ini

@@ -11,16 +11,6 @@ build_flags=
     -D M5_CAN_KIT
     ${env.build_flags}
 
-[env:m5stack-atom-env4]
-extends = sensors
-board = m5stack-atom
-lib_deps = 
-    ${env.lib_deps}
-    ${sensors.lib_deps}
-build_flags=
-    -D M5_ENV4
-    -D M5_CAN_KIT
-    ${env.build_flags}
 
 [env:m5stack-atom-bme280]
 extends = sensors