l10n: Updated Sinhala (si) translation to 28%

New status: 21 messages complete with 0 fuzzies and 54 untranslated.

Transmitted-via: Transifex (translations.xfce.org).

po/si.po

@@ -174,7 +174,7 @@ msgstr ""
 #. Start the user soup session
 #: ../lib/screenshooter-zimagez.c:297
 msgid "Initialize the connection..."
-msgstr ""
+msgstr "සබඳතාව ආරම්භ කරන්න..."
 
 #: ../lib/screenshooter-zimagez.c:343
 msgid ""
@@ -184,7 +184,7 @@ msgstr ""
 
 #: ../lib/screenshooter-zimagez.c:400
 msgid "Check the user information..."
-msgstr ""
+msgstr "පරිශීලක තොරතුරු පිරික්සන්න"
 
 #: ../lib/screenshooter-zimagez.c:407
 msgid "<span weight=\"bold\" foreground=\"darkred\" stretch=\"semiexpanded\">You must fill all the fields.</span>"