[eog: 1/2] Remove outdated info from HACKING

[Felix Riemann <friemann src gnome org>]

commit fe2eb2ae0b1cfff36bca7ab94b2874dd6bedeb62
Author: Anton Leontiev <scileont gmail com>
Date:   Wed Jan 8 14:59:16 2020 +0300

    Remove outdated info from HACKING
    
    Spec file was removed back in 2006. Build sheriffs are evolved [1]
    and don't require to be called in each project.
    
    [1] https://mail.gnome.org/archives/desktop-devel-list/2016-January/msg00015.html

 HACKING | 15 +--------------
 1 file changed, 1 insertion(+), 14 deletions(-)
---
diff --git a/HACKING b/HACKING
index 052dba61..fb5677a9 100644
--- a/HACKING
+++ b/HACKING
@@ -1,22 +1,10 @@
 Hacking on the Eye of Gnome
 ===========================
 
-o spec file:
-  People from the gnome packaging project are welcome to contribute fixes for
-  the spec file.
-
-o build fixes:
-  "build sheriff commits welcome". Please send a mail with your patch to either
-  the maintainers or eog-list gnome org. If you don't know what "build sheriff"
-  means please read the mail by Michael Meeks:
-  http://mail.gnome.org/archives/gnome-hackers/2002-March/msg00051.html
-
-o In all other cases the following rules apply:
-
 The code for Eye of Gnome was written with several goals in mind:
 
        - maintainable,
-        - extensible,
+       - extensible,
        - correct,
        - documented.
 
@@ -29,4 +17,3 @@ request containing the patch using
 https://gitlab.gnome.org/GNOME/eog/merge_requests/new
 
 This way your submisson won't get lost.
-