fix bad indentation (#41263)

packages/flutter/lib/src/foundation/diagnostics.dart

@@ -866,7 +866,7 @@ class _PrefixedStringBuilder {
   ///
   /// This method wraps a sequence of text where only some spans of text can be
   /// used as wrap boundaries.
-   static Iterable<String> _wordWrapLine(String message, List<int> wrapRanges, int width, { int startOffset = 0, int otherLineOffset = 0}) sync* {
+  static Iterable<String> _wordWrapLine(String message, List<int> wrapRanges, int width, { int startOffset = 0, int otherLineOffset = 0}) sync* {
     if (message.length + startOffset < width) {
       // Nothing to do. The line doesn't wrap.
       yield message;
@@ -1290,8 +1290,7 @@ class TextTreeRenderer {
           if (!propertyRender.endsWith('\n'))
             builder.write('\n');
         }
-      } else
-      {
+      } else {
         final String propertyRender = render(property,
           prefixLineOne: '${builder.prefixOtherLines}${propertyStyle.prefixLineOne}',
           prefixOtherLines: '${builder.prefixOtherLines}${propertyStyle.childLinkSpace}${propertyStyle.prefixOtherLines}',