Fixed according to KiCad Style Guide.

pcbnew/dialogs/dialog_text_properties.cpp

@@ -363,7 +363,7 @@ bool DIALOG_TEXT_PROPERTIES::TransferDataFromWindow()
             // On macOS CTRL+Enter produces '\r' instead of '\n' regardless of EOL setting.
             // Replace it now.
             txt.Replace( "\r", "\n" );
-#elif defined(__WINDOWS__)
+#elif defined( __WINDOWS__ )
             // On Windows, a new line is coded as \r\n.  We use only \n in kicad files and in
             // drawing routines so strip the \r char.
             txt.Replace( "\r", "" );