fix typo

Teo Koon Peng · Teo Koon Peng · commit 5cc13f1d9760 · 2020-01-21T10:49:50.000+08:00
diff --git a/rostsd_gen/index.js b/rostsd_gen/index.js
@@ -258,7 +258,7 @@ function primitiveType2JSName(type) {
   switch (type) {
   case 'char':
   case 'byte':
-  case 'uin8':
+  case 'uint8':
   case 'int8':
   case 'int16':
   case 'uint16':
