docs(misc): fix typos (#3837)

* docs(CONTRIBUTING): Fix typo

* docs(ComponentExample): Fix typo

* docs(Types/index.js): Fix typo

Author: yuuyu00

.github/CONTRIBUTING.md

@@ -516,7 +516,7 @@ Label.propTypes = {
 
 ### Examples
 
->This section is lacking in instruction as the the docs are set to be overhauled (PRs welcome!).
+>This section is lacking in instruction as the docs are set to be overhauled (PRs welcome!).
 
 Usage examples for a component live in `docs/src/examples`.  The examples follow the SUI doc site examples.
 

docs/src/components/ComponentDoc/ComponentExample/ComponentExample.js

@@ -50,7 +50,7 @@ const knobComponents = {
 
 /**
  * Renders a `component` and the raw `code` that produced it.
- * Allows toggling the the raw `code` code block.
+ * Allows toggling the raw `code` code block.
  */
 class ComponentExample extends Component {
   static propTypes = {

docs/src/examples/modules/Transition/Types/index.js

@@ -8,7 +8,7 @@ const TransitionTypesExamples = () => (
   <ExampleSection title='Types'>
     <ComponentExample
       title='Transition'
-      description='A Transition animates a single child by toggling the the visible prop.'
+      description='A Transition animates a single child by toggling the visible prop.'
       examplePath='modules/Transition/Types/TransitionExampleTransition'
     >
       <Message warning>