Import translations. DO NOT MERGE

Change-Id: Ibac9acf62f2b69974fcf18dbbc931798d4d4962e
Auto-generated-cl: translation import
diff --git a/res/values-km/strings.xml b/res/values-km/strings.xml
index e26b67c..8693094 100644
--- a/res/values-km/strings.xml
+++ b/res/values-km/strings.xml
@@ -20,6 +20,7 @@
     <string name="storage_description" msgid="4081716890357580107">"ទំហំផ្ទុកមូលដ្ឋាន"</string>
     <string name="app_label" msgid="9035307001052716210">"ទំហំផ្ទុកមេឌៀ"</string>
     <string name="artist_label" msgid="8105600993099120273">"សិល្បករ"</string>
+    <string name="unknown" msgid="2059049215682829375">"មិនស្គាល់"</string>
     <string name="root_images" msgid="5861633549189045666">"រូបភាព"</string>
     <string name="root_videos" msgid="8792703517064649453">"វីដេអូ"</string>
     <string name="root_audio" msgid="3505830755201326018">"សំឡេង"</string>