New translations en.json (Korean)

i18n/ko.json

@@ -172,7 +172,7 @@
     "Cloned: '%s'": "Cloned: '%s'",
     "The cloned file '%s' was attached to this document.": "The cloned file '%s' was attached to this document.",
     "Attach a file": "Attach a file",
-    "alternatively drag & drop a file or document an image from the clipboard": "alternatively drag & drop a file or document an image from the clipboard",
+    "alternatively drag & drop a file or paste an image from the clipboard": "alternatively drag & drop a file or paste an image from the clipboard",
     "File too large, to display a preview. Please download the attachment.": "File too large, to display a preview. Please download the attachment.",
     "Remove attachment": "Remove attachment",
     "Your browser does not support uploading encrypted files. Please use a newer browser.": "Your browser does not support uploading encrypted files. Please use a newer browser.",