Add missing type interface "waitForRender" (#4577)

Add missing type interface "waitForRender"

lib/src/interfaces/Options.ts

 }
 
 export interface OptionsAnimationSeparate {
+  /**
+   * Wait for the View to render before start animation
+   * Example:
+```js
+animations: {
+  push: {
+    waitForRender: true
+  },
+  showModal: {
+    waitForRender: true
+  }
+}
+```
+   */
+  waitForRender?: boolean;
   /**
    * Configure animations for the top bar
    */