fix: use nested mindmap config for padding and maxWidth

on-behalf-of: @Mermaid-Chart <hello@mermaidchart.com>

packages/mermaid/src/config.type.ts

@@ -214,8 +214,6 @@ export interface MermaidConfig {
   wrap?: boolean;
   fontSize?: number;
   markdownAutoWrap?: boolean;
-  padding?: number;
-  useMaxWidth?: boolean;
   /**
    * Suppresses inserting 'Syntax error' diagram in the DOM.
    * This is useful when you want to control how to handle syntax errors in your application.

packages/mermaid/src/diagrams/mindmap/mindmapRenderer.ts

@@ -75,9 +75,9 @@ export const draw: DrawDefinition = async (text, id, _version, diagObj) => {
   // Setup the view box and size of the svg element using config from data4Layout
   setupViewPortForSVG(
     svg,
-    data4Layout.config.padding ?? defaultConfig.mindmap.padding,
+    data4Layout.config.mindmap?.padding ?? defaultConfig.mindmap.padding,
     'mindmapDiagram',
-    data4Layout.config.useMaxWidth ?? defaultConfig.mindmap.useMaxWidth
+    data4Layout.config.mindmap?.useMaxWidth ?? defaultConfig.mindmap.useMaxWidth
   );
 };