drivers: Update to add support for esp32c6

Changes to bring support for esp32c6 SoC.
- clock control
- gpio
- pinctrl
- serial
- timer

Signed-off-by: Lucas Tamborrino <lucas.tamborrino@espressif.com>
diff --git a/drivers/timer/esp32_sys_timer.c b/drivers/timer/esp32_sys_timer.c
index 770a89e..2eeb71d 100644
--- a/drivers/timer/esp32_sys_timer.c
+++ b/drivers/timer/esp32_sys_timer.c
@@ -5,9 +5,7 @@
  */
 #include <soc/soc_caps.h>
 #include <soc/soc.h>
-#include <soc/interrupt_core0_reg.h>
-#include <soc/periph_defs.h>
-#include <soc/system_reg.h>
+
 #include <hal/systimer_hal.h>
 #include <hal/systimer_ll.h>
 #include <esp_private/systimer.h>