[react] Add supressHydrationWarning to React.HTMLAttributes interface

Added in 16.1.0 (https://github.com/facebook/react/releases/tag/v16.1.0)
Docs: https://reactjs.org/docs/dom-elements.html#suppresshydrationwarning

types/react/index.d.ts

@@ -2450,6 +2450,7 @@ declare namespace React {
         defaultChecked?: boolean;
         defaultValue?: string | string[];
         suppressContentEditableWarning?: boolean;
+        suppressHydrationWarning?: boolean;
 
         // Standard HTML Attributes
         accessKey?: string;

types/react/test/tsx.tsx

@@ -37,6 +37,7 @@ StatelessComponent2.defaultProps = {
     defaultValue="some value"
     contentEditable
     suppressContentEditableWarning
+    suppressHydrationWarning
 >
     <b>foo</b>
 </div>;