Pontoon: Update Igbo (ig) localization of Firefox Send

Co-authored-by: ada_okeke60 <ada_okeke60@ymail.com>
Co-authored-by: Umegbewe <nwebedujunior55@gmail.com>
Co-authored-by: sugabelly <sugabelly@gmail.com>

public/locales/ig/send.ftl

@@ -4,6 +4,17 @@ siteFeedback = Nzaghachi
 importingFile = Mbubata…
 encryptingFile = Ihe ezoro ezo...
 decryptingFile = Kpebie
+downloadCount =
+    { $num ->
+        [one] ụbọchị { $num }
+       *[other] Abuọ
+    }
+copiedUrl = Ndepụtaghachi
+unlockInputPlaceholder = Okwuntughe
+downloadButtonLabel = bụdata
+downloadFinish = Mbụdata zuru ezu
+fileSizeProgress = ({ $partialSize } nke { $totalSize })
+sendYourFilesLink = Firefox zipu
 fileTooBig = File a ebuka to upload. Ọ kwẹsịrọ ịkalị { $size }
 
 ## Send version 2 strings