[lexical-react][lexical-dev-tools-core] Bug Fix: TreeView selection indicator (facebook#6336)

Author: irahopkinson

packages/lexical-devtools-core/src/generateContent.ts

@@ -445,7 +445,7 @@ function $printSelectedCharsLine({
   ];
   const unselectedChars = Array(start + 1).fill(' ');
   const selectedChars = Array(end - start).fill(SYMBOLS.selectedChar);
-  const paddingLength = typeDisplay.length + 3; // 2 for the spaces around + 1 for the double quote.
+  const paddingLength = typeDisplay.length + 2; // 1 for the space after + 1 for the double quote.
 
   const nodePrintSpaces = Array(nodeKeyDisplay.length + paddingLength).fill(
     ' ',