Update extended description

Author: kgryte

lib/node_modules/@stdlib/ndarray/promotion-rules/docs/repl.txt

@@ -3,13 +3,12 @@
     Returns the ndarray data type with the smallest size and closest "kind" to
     which ndarray data types can be safely cast.
 
-    If not provided an ndarray data type, the function returns a type promotion
-    table.
+    If not provided data types, the function returns a type promotion table.
 
     If a data type to which data types can be safely cast does *not* exist (or
     is not supported), the function returns `-1`.
 
-    If provided an unrecognized ndarray data type, the function returns `null`.
+    If provided an unrecognized data type, the function returns `null`.
 
     Parameters
     ----------