Update ICU to 54.1 step 1

source/data/unit/ar_AE.txt

Index: source/data/unit/ar_AE.txt
diff --git a/source/data/unit/ar_AE.txt b/source/data/unit/ar_AE.txt
new file mode 100755
index 0000000000000000000000000000000000000000..de227ad835c341c2676f8211541e72c344fd7e4f
--- /dev/null
+++ b/source/data/unit/ar_AE.txt
@@ -0,0 +1,23 @@
+// ***************************************************************************
+// *
+// * Copyright (C) 2014 International Business Machines
+// * Corporation and others. All Rights Reserved.
+// * Tool: org.unicode.cldr.icu.NewLdml2IcuConverter
+// * Source File: <path>/common/main/ar_AE.xml
+// *
+// ***************************************************************************
+ar_AE{
+    Version{"2.1.8.19"}
+    unitsNarrow{
+        length{
+            millimeter{
+                few{"{0} ملم"}
+                many{"{0} ملم"}
+                one{"ملم"}
+                other{"{0} ملم"}
+                two{"ملم"}
+                zero{"ملم"}
+            }
+        }
+    }
+}