samples: radio_test: increase remote shell buffer

Increase the remote shell buffer size to 4096 bytes to avoid truncation

Fixes NCSDK-24468

Signed-off-by: Bernt Johan Damslora <[email protected]>

Author: bjda

samples/peripheral/radio_test/sysbuild/remote_shell/prj.conf

@@ -25,6 +25,6 @@ CONFIG_USE_SEGGER_RTT=y
 CONFIG_LOG_BACKEND_RTT=y
 CONFIG_LOG_BACKEND_UART=n
 
-CONFIG_REMOTE_SHELL_TX_RING_BUFFER_SIZE=1024
+CONFIG_REMOTE_SHELL_TX_RING_BUFFER_SIZE=4096
 
 CONFIG_SOC_NRF53_CPUNET_ENABLE=y