fixup! cpu/rp2350_common: create shared folder for RISCV & ARM

Author: AnnsAnns

cpu/rp2350_common/periph/uart.c

@@ -24,13 +24,6 @@
 #define ENABLE_DEBUG 0
 #include "debug.h"
 
-#ifdef RP2350_USE_RISCV
-#  include "xh3irq.h"
-#endif
-
-#define ENABLE_DEBUG 0
-#include "debug.h"
-
 static uart_isr_ctx_t ctx[UART_NUMOF];
 
 /* back up values of registers used during uart_poweroff() / uart_poweron() */