Fix typos

Author: kgryte

lib/node_modules/@stdlib/proxy/ctor/README.md

@@ -69,7 +69,7 @@ A `handlers` argument should be an `object` whose properties are functions (call
 
 -   `setPrototypeOf( target, prototype )`
 
-    -   Trap for `Object.setPrototypeOf()`. The method must return a `boolean` indicating if prototype successfully set.
+    -   Trap for `Object.setPrototypeOf()`. The method must return a `boolean` indicating if the prototype was successfully set.
 
 -   `isExtensible( target )`
 
@@ -79,7 +79,7 @@ A `handlers` argument should be an `object` whose properties are functions (call
 
     -   Trap for `Object.preventExtensions()`. The method must return a `boolean`.
 
--   `getOwnPropertyDescriptor( target, property )``
+-   `getOwnPropertyDescriptor( target, property )`
 
     -   Trap for `Object.getOwnPropertyDescriptor()`. The method must return an `object` or `undefined`.