[posix] use raw mode for CLI (#5377)

This commit turns on CLI raw mode on POSIX platform, which is causing
some unstable issues in CI tests.

src/posix/Makefile-posix

@@ -70,6 +70,7 @@ endif
 
 COMMONCFLAGS                         := \
     -g                                  \
+    -DOPENTHREAD_CONFIG_UART_CLI_RAW=1  \
     $(NULL)
 
 # If the user has asserted COVERAGE, alter the configuration options

src/posix/cli.cmake

@@ -26,6 +26,10 @@
 #  POSSIBILITY OF SUCH DAMAGE.
 #
 
+target_compile_definitions(ot-config INTERFACE
+    OPENTHREAD_CONFIG_UART_CLI_RAW=1
+)
+
 add_executable(ot-cli
     main.c
     $<$<BOOL:${READLINE}>:console_cli.cpp>

src/posix/platform/openthread-core-posix-config.h

@@ -86,8 +86,6 @@
 #define OPENTHREAD_CONFIG_IP6_SLAAC_ENABLE 1
 #endif
 
-#define OPENTHREAD_CONFIG_UART_CLI_RAW 1
-
 /**
  * @def OPENTHREAD_CONFIG_NCP_UART_ENABLE
  *