Revert "Create a test PR (#6955)"

This reverts commit b2d8c69.

packages/lexical-utils/flow/LexicalUtils.js.flow

@@ -135,4 +135,4 @@ declare export function $firstToLastIterator(node: ElementNode): Iterable<Lexica
 
 declare export function $lastToFirstIterator(node: ElementNode): Iterable<LexicalNode>;
 
-declare export function $unwrapNode(node: ElementNode): void;
+declare export function $unwrapNode(node: ElementNode): void;