Fix plural form of translations.

The leading '_n: ' should not be part of the translations.

tde-i18n-es_AR/messages/tdepim/libtdepim.po

@@ -1216,7 +1216,7 @@ msgid ""
 "_n:  day\n"
 " days"
 msgstr ""
-"_n:  día\n"
+" día\n"
 " días"
 
 #: kscoringeditor.cpp:615
@@ -1311,7 +1311,7 @@ msgid ""
 "_n: Loading... (1 matching)\n"
 "Loading... (%n matching)"
 msgstr ""
-"_n: Cargando... (1 coincidencia)\n"
+"Cargando... (1 coincidencia)\n"
 "Cargando... (%n coincidencias)"
 
 #: ksubscription.cpp:777
@@ -1319,7 +1319,7 @@ msgid ""
 "_n: %1: (1 matching)\n"
 "%1: (%n matching)"
 msgstr ""
-"_n: %1: (1 coincidencia)\n"
+"%1: (1 coincidencia)\n"
 "%1: (%n coincidencia)"
 
 #: kwidgetlister.cpp:60