[bsp][renesas][ra4m1-ek] remove component RT_USING_CPLUSPLUS

Author: hywing

bsp/renesas/ra4m1-ek/.config

@@ -339,10 +339,7 @@ CONFIG_RT_LIBC_TZ_DEFAULT_SEC=0
 # end of Interprocess Communication (IPC)
 # end of POSIX (Portable Operating System Interface) layer
 
-CONFIG_RT_USING_CPLUSPLUS=y
-# CONFIG_RT_USING_CPLUSPLUS11 is not set
-# CONFIG_RT_USING_CPP_WRAPPER is not set
-# CONFIG_RT_USING_CPP_EXCEPTIONS is not set
+# CONFIG_RT_USING_CPLUSPLUS is not set
 # end of C/C++ and POSIX layer
 
 #

bsp/renesas/ra4m1-ek/rtconfig.h

@@ -191,7 +191,6 @@
 
 /* end of Interprocess Communication (IPC) */
 /* end of POSIX (Portable Operating System Interface) layer */
-//#define RT_USING_CPLUSPLUS
 /* end of C/C++ and POSIX layer */
 
 /* Network */