[tracker/wip/carlosg/hotdoc: 24/53] docs: Delete gtk-doc remnants

[Carlos Garnacho <carlosg src gnome org>]

commit 6bbb6a6b97c157a2f587134d5b17966d88873d66
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri May 28 11:22:22 2021 +0200

    docs: Delete gtk-doc remnants
    
    These files only served for gtk-doc purposes, drop them.

 .../libtracker-sparql/libtracker-sparql-docs.xml   |  81 -----
 .../libtracker-sparql-sections.txt                 | 334 ---------------------
 .../libtracker-sparql/libtracker-sparql.types      |  13 -
 docs/reference/libtracker-sparql/version.xml.in    |   1 -
 4 files changed, 429 deletions(-)