log.dat: Fixes bug#12950 - adding apcupsd to system logs list

- Patch tested out on my production system that has apcupsd running on it. APCUPS was
   in the list of options in the system logs and entries from apcupsd were extracted
   correctly in the wui.

Fixes: Bug#12950
Tested-by: Adolf Belka <adolf.belka@ipfire.org>
Signed-off-by: Adolf Belka <adolf.belka@ipfire.org>
Reviewed-by: Michael Tremer <michael.tremer@ipfire.org>

html/cgi-bin/logs.cgi/log.dat

@@ -49,6 +49,7 @@ $cgiparams{'ACTION'} = '';
 $cgiparams{'SECTION'} = 'ipfire';
 
 my %sections = (
+        'apcupsd' => '(apcupsd\[.*?\]: )',
         'auth' => '(\w+\(pam_unix\)\[.*\]: )',
         'wio' => '(wio:|wio\[.*\])',
         'captive' => '(Captive:)',
@@ -81,6 +82,7 @@ my %sections = (
 
 # Translations for the %sections array.
 my %trsections = (
+        'apcupsd' => 'APCUPS',
         'auth' => "$Lang::tr{'loginlogout'}",
         'wio' => 'Who Is Online?',
         'captive' => $Lang::tr{'Captive'},