docs: Alphbetically sort toctree

This commit sorts the entries of variuos toctrees
alphabetically. Indentation was also fixed. The order
of some toctrees were not modified if the existing
order had some form of suggested reading order.

docs/en/api-guides/index.rst

@@ -3,35 +3,35 @@ API Guides
 :link_to_translation:`zh_CN:[中文]`
 
 .. toctree::
-   :maxdepth: 1
+    :maxdepth: 1
 
-   General Notes <general-notes>
-   Build System <build-system>
-   Build System (Legacy GNU Make) <build-system-legacy>
-   Error Handling <error-handling>
-   Fatal Errors <fatal-errors>
-   Event Handling <event-handling>
-   Deep Sleep Wake Stubs <deep-sleep-stub>
-   ESP32 Core Dump <core_dump>
-   Flash Encryption <../security/flash-encryption>
-   FreeRTOS SMP Changes <freertos-smp>
-   Thread Local Storage <thread-local-storage>
-   High Level Interrupts <hlinterrupts>
-   JTAG Debugging <jtag-debugging/index>
-   Bootloader <bootloader>
-   Partition Tables <partition-tables>
-   Secure Boot <../security/secure-boot>
-   ULP Coprocessor <ulp>
-   ULP Coprocessor (Legacy GNU Make) <ulp-legacy>
-   Unit Testing <unit-tests>
-   Unit Testing (Legacy GNU Make) <unit-tests-legacy>
-   Application Level Tracing <app_trace>
-   Console Component <console>
-   ROM debug console <romconsole>
-   RF Calibration <RF_calibration>
-   WiFi Driver <wifi>
-   ESP-MESH <mesh>
-   BluFi <blufi>
-   External SPI-connected RAM <external-ram>
-   Linker Script Generation <linker-script-generation>
-   Tools <tools/index>
+    Application Level Tracing <app_trace>
+    BluFi <blufi>
+    Bootloader <bootloader>
+    Build System <build-system>
+    Build System (Legacy GNU Make) <build-system-legacy>
+    Console Component <console>
+    Deep Sleep Wake Stubs <deep-sleep-stub>
+    Error Handling <error-handling>
+    ESP-MESH <mesh>
+    ESP32 Core Dump <core_dump>
+    Event Handling <event-handling>
+    External SPI-connected RAM <external-ram>
+    Fatal Errors <fatal-errors>
+    Flash Encryption <../security/flash-encryption>
+    FreeRTOS SMP Changes <freertos-smp>
+    General Notes <general-notes>
+    High Level Interrupts <hlinterrupts>
+    JTAG Debugging <jtag-debugging/index>
+    Linker Script Generation <linker-script-generation>
+    Partition Tables <partition-tables>
+    RF Calibration <RF_calibration>
+    ROM debug console <romconsole>
+    Secure Boot <../security/secure-boot>
+    Thread Local Storage <thread-local-storage>
+    Tools <tools/index>
+    ULP Coprocessor (Legacy GNU Make) <ulp-legacy>
+    ULP Coprocessor <ulp>
+    Unit Testing (Legacy GNU Make) <unit-tests-legacy>
+    Unit Testing <unit-tests>
+    WiFi Driver <wifi>