Add return annotation

Planeshifter · Planeshifter · commit 566ced5cf361 · 2018-06-05T21:38:48.000+02:00
diff --git a/lib/node_modules/@stdlib/assert/is-hex-string/docs/repl.txt b/lib/node_modules/@stdlib/assert/is-hex-string/docs/repl.txt
@@ -23,6 +23,7 @@
     > bool = {{alias}}( 'x' )
     false
     > bool = {{alias}}( '' )
+    false
 
     See Also
     --------
