Merge pull request rescript-lang#413 from a-c-sreedhar-reddy/patch-1

remove `:`

Author: bobzhang

pages/docs/manual/latest/object.mdx

@@ -106,7 +106,7 @@ var age = me["age"];
 
 ## Update
 
-Disallowed unless the object is a binding that comes from the JavaScript side. In that case, use `=`:
+Disallowed unless the object is a binding that comes from the JavaScript side. In that case, use `=`
 
 <CodeTab labels={["ReScript", "JS Output"]}>