TT#18501 Fix c959c260: Remove duplicate message definition

The error happens while preparing ngcp-panel translations
  Creating lib/NGCP/Panel/I18N/messages.pot
  Merging lib/NGCP/Panel/I18N/ru.po

  lib/NGCP/Panel/I18N/ru.po:13386: duplicate message definition...
  lib/NGCP/Panel/I18N/ru.po:13359: ...this is the location of the first
  definition
  msgmerge: found 1 fatal error

Change-Id: I704df2e5751e6189a34f489b0fe0c78413457ff9

lib/NGCP/Panel/I18N/de.po

@@ -13365,10 +13365,6 @@ msgstr ""
 msgid "topright"
 msgstr ""
 
-#: lib/NGCP/Panel/Utils/DbStrings.pm
-msgid "through"
-msgstr "bis inkl."
-
 #: lib/NGCP/Panel/Utils/DbStrings.pm
 msgid "type"
 msgstr ""

lib/NGCP/Panel/I18N/es.po

@@ -13370,11 +13370,6 @@ msgstr ""
 msgid "topright"
 msgstr ""
 
-#: lib/NGCP/Panel/Utils/DbStrings.pm
-#, fuzzy
-msgid "through"
-msgstr "through"
-
 #: lib/NGCP/Panel/Utils/DbStrings.pm
 msgid "type"
 msgstr ""

lib/NGCP/Panel/I18N/it.po

@@ -13787,10 +13787,6 @@ msgstr "alto a sinistra"
 msgid "topright"
 msgstr "basso a destra"
 
-#: lib/NGCP/Panel/Utils/DbStrings.pm
-msgid "through"
-msgstr "attraverso"
-
 #: lib/NGCP/Panel/Utils/DbStrings.pm
 msgid "type"
 msgstr ""

lib/NGCP/Panel/I18N/messages.pot

@@ -12014,10 +12014,6 @@ msgstr ""
 msgid "topright"
 msgstr ""
 
-#: lib/NGCP/Panel/Utils/DbStrings.pm
-msgid "through"
-msgstr ""
-
 #: lib/NGCP/Panel/Utils/DbStrings.pm
 msgid "type"
 msgstr ""

lib/NGCP/Panel/I18N/ru.po

@@ -13382,10 +13382,6 @@ msgstr ""
 msgid "topright"
 msgstr ""
 
-#: lib/NGCP/Panel/Utils/DbStrings.pm
-msgid "through"
-msgstr "через"
-
 #: lib/NGCP/Panel/Utils/DbStrings.pm
 msgid "type"
 msgstr ""