remove special headers for subsections of handbook

4 jobs for !313 with fix-script in 2 minutes and 41 seconds (queued for 1 second)
latest detached
Status Name Job ID Coverage
  Prepare
passed prepare:index #300862

00:00:46

 
  Save
passed save:commitIndex #300863

00:00:17

 
  Build
passed build:pages #300864

00:00:45

 
  Check
passed check:links #300865

00:00:53