refactor(ledc): split ledc hal into a separate component

components/esp_hal_ledc/esp32/ledc_periph.c

@@ -0,0 +1,20 @@
+/*
+ * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include "hal/ledc_periph.h"
+#include "soc/gpio_sig_map.h"
+
+/*
+ Bunch of constants for every LEDC peripheral: GPIO signals
+*/
+const ledc_signal_conn_t ledc_periph_signal[2] = {
+    {
+        .sig_out0_idx = LEDC_HS_SIG_OUT0_IDX,
+    },
+    {
+        .sig_out0_idx = LEDC_LS_SIG_OUT0_IDX,
+    }
+};