docs/guides/logo-customization.md: Move Procedure header above tabs

Signed-off-by: Pawel Langowski <[email protected]>

docs/guides/logo-customization.md

@@ -8,9 +8,9 @@ replacing the logo. It is part of the
 [Dasharo Configuration Utility](https://github.com/Dasharo/dcu) - a tool
 designed to configure Dasharo binary images.
 
-=== "Dasharo"
+## Procedure
 
-    ## Procedure
+=== "Dasharo"
 
     Use the [Dasharo Configuration Utility](https://github.com/Dasharo/dcu#usage)
     to put custom logo into a Dasharo coreboot image.
@@ -21,8 +21,6 @@ designed to configure Dasharo binary images.
 
 === "Dasharo (coreboot + Heads)"
 
-    ## Procedure
-
     Logo customization is not supported as of now. To replace the logo,
     you must rebuild the firmware. You need to replace the
     `branding/Dasharo/bootsplash.jpg` with your own, and proceed with the