Import translations. DO NOT MERGE

Change-Id: Ief992cfe5f864412e0d4e729489ef630654bd064
diff --git a/res/values-ko/strings.xml b/res/values-ko/strings.xml
index 754d12c..8c31024 100644
--- a/res/values-ko/strings.xml
+++ b/res/values-ko/strings.xml
@@ -223,8 +223,7 @@
     <string name="folderMode" msgid="553052020619895714">"폴더 모드 설정"</string>
     <string name="search_results_searching_header" msgid="3821361153909466819">"검색 중…"</string>
     <string name="recent_folders" msgid="8240081561436891330">"최근 항목"</string>
-    <!-- no translation found for add_label (1638508840481944248) -->
-    <skip />
+    <string name="add_label" msgid="1638508840481944248">"라벨 추가"</string>
     <string name="expand_recipient_details" msgid="2266544827446346880">"수신자 세부정보 펼치기"</string>
     <string name="collapse_recipient_details" msgid="3608892454869745927">"수신자 세부정보 접기"</string>
     <string name="contact_info_string" msgid="6911322458329265644">"<xliff:g id="NAME">%1$s</xliff:g>님에 대한 연락처 정보 표시"</string>