[gnome-calculator] Update Latvian translation

[Rūdolfs Mazurs <rudolfsm src gnome org>]

commit e3f705155295d62910308150d8eb0bea7d759b8f
Author: Rūdolfs Mazurs <rudolfsm src gnome org>
Date:   Sat Feb 24 20:10:20 2018 +0200

    Update Latvian translation

 po/lv.po |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/po/lv.po b/po/lv.po
index d7a298f..484ebae 100644
--- a/po/lv.po
+++ b/po/lv.po
@@ -2073,7 +2073,7 @@ msgstr "grams,grami,g"
 
 #: lib/unit.vala:76
 msgid "Stone"
-msgstr "Akmens"
+msgstr "Stouns"
 
 #: lib/unit.vala:76
 #, c-format
@@ -2086,7 +2086,7 @@ msgstr "%s st"
 #: lib/unit.vala:76
 msgctxt "unit-symbols"
 msgid "stone,st,stones"
-msgstr "akmens,st,akmeņi"
+msgstr "stouns,st,stouni"
 
 #: lib/unit.vala:77
 msgid "Years"