deps: enable unit data in small-icu

The data are needed for new Intl.NumberFormat options added by V8.

Fixes: #29734

PR-URL: #29735
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Steven R Loomis <srloomis@us.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Minwoo Jung <minwoo@nodesource.com>

Author: targos

deps/icu-small/source/data/in/icudt64l.dat

@@ -29,7 +29,7 @@
     "brkfiles": "none",
     "brkdict": "none",
     "confusables": "none",
-    "unit": "none"
+    "unit": "locales"
   },
   "remove": [
     "cnvalias.icu",