[RFC v3 2/2] doc: add missing table of content links

[Sam Povilus]

add missing table of content links, make alphabetical 

Signed-off-by: Sam Povilus <sam.povilus at amd.com>
---
 doc/usage/fit/index.rst | 21 ++++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/doc/usage/fit/index.rst b/doc/usage/fit/index.rst
index af2e481212..ed28dc89ae 100644
--- a/doc/usage/fit/index.rst
+++ b/doc/usage/fit/index.rst
@@ -10,9 +10,24 @@ images that it it reads and boots. Documentation about FIT is available in
 .. toctree::
     :maxdepth: 1
 
+    beaglebone_vboot
     howto
-    x86-fit-boot
+    kernel_fdt
+    kernel_fdts_compressed
+    kernel
+    multi
+    multi_spl
+    multi-with-fpga
+    multi-with-loadables
+    overlay-fdt-boot
+    sec_firmware_ppa
     signature
+    sign-configs
+    sign-images
+    source_file_format
+    uefi
+    update3
+    update_uboot
     verified-boot
-    beaglebone_vboot
-    overlay-fdt-boot
+    x86-fit-boot
+
-- 
2.34.1