Merge branch 'docs/freertos_docs_for_c5_c61_v5.3' into 'release/v5.3'

docs(freertos): Enabled FreeRTOS docs for esp32c5 (v5.3)

See merge request espressif/esp-idf!31538

Author: jack0c

docs/docs_not_updated/esp32c5.txt

@@ -142,17 +142,14 @@ api-reference/system/chip_revision.rst
 api-reference/system/async_memcpy.rst
 api-reference/system/random.rst
 api-reference/system/esp_timer.rst
-api-reference/system/freertos.rst
 api-reference/system/system_time.rst
-api-reference/system/freertos_additions.rst
 api-reference/system/power_management.rst
 api-reference/system/inc/show-efuse-table_ESP32-C5.rst
 api-reference/system/inc/revisions_ESP32-C5.rst
 api-reference/system/inc/espefuse_summary_ESP32-C5.rst
 api-reference/system/inc/power_management_esp32c5.rst
 api-reference/system/mm.rst
 api-reference/system/esp_https_ota.rst
-api-reference/system/freertos_idf.rst
 api-reference/bluetooth/esp_spp.rst
 api-reference/bluetooth/esp_l2cap_bt.rst
 api-reference/bluetooth/esp_hidd.rst