Add support for Icelandic

Change-Id: I9261d2f31890cef68d63e5a30c43a5800b03087f
diff --git a/crowdin-aosp.yaml b/crowdin-aosp.yaml
index 2044c5f..ce3b09b 100644
--- a/crowdin-aosp.yaml
+++ b/crowdin-aosp.yaml
@@ -32,6 +32,7 @@
         ast: es-rXA
         bn: bn
         eu: eu
+        is: is
         ku: ku
         lb: lb
         ml-IN: ml