Fix stupid errors in generate_sensors_ini

zabbix_scripts/util_generate_sensors_ini

@@ -38,7 +38,7 @@ GetOptions(
   "pwr-margin=i"      => \$pwr_margin,
   "temp-hyst=i"       => \$temp_hyst,
   "temp-hd-hyst=i"    => \$temp_hd_hyst,
-  "temp-ups-hyst=i"   => \$temp_hyst_hyst,
+  "temp-ups-hyst=i"   => \$temp_ups_hyst,
   "pwr-hyst=i"        => \$pwr_hyst
 );
 
@@ -262,15 +262,14 @@ if ($upsc && -x $upsc){
         my $sensor = {
           description    => "ups temperature",
           type           => 'temp',
-            threshold_high => $def_temp_threshold_high,
-            threshold_low  => $def_temp_threshold_high-$temp_ups_hyst,
+          threshold_high => $def_temp_thres_high,
+          threshold_low  => $def_temp_thres_high-$temp_ups_hyst,
           unit           => '°C',
           cmd            => "$upsc $ups ups.temperature"
         };
       }
     }
   }
-  }
 }
 
 # TODO: add support for lm sensors, but its ouput is harder to parse