resurrect some translated strings via compendium

Change-Id: Id82cede546542d3baba7fba0a89cd5932eeb00b4

source/ss/xmlsecurity/messages.po

@@ -146,9 +146,10 @@ msgid "Issued by: "
 msgstr ""
 
 #: certgeneral.ui:156
+#, fuzzy
 msgctxt "certgeneral|valid_from"
 msgid "Valid from:"
-msgstr ""
+msgstr "Icabiseke kusuka"
 
 #: certgeneral.ui:187
 msgctxt "certgeneral|privatekey"
@@ -156,9 +157,10 @@ msgid "You have a private key that corresponds to this certificate."
 msgstr ""
 
 #: certgeneral.ui:207
+#, fuzzy
 msgctxt "certgeneral|valid_to"
 msgid "Valid to:"
-msgstr ""
+msgstr "Icabiseke kuya"
 
 #: certpage.ui:26
 msgctxt "certpage|label1"