feat(editor): create gfx mindmap package (#11100)

blocksuite/affine/all/tsconfig.json

@@ -31,6 +31,7 @@
     { "path": "../fragments/fragment-frame-panel" },
     { "path": "../fragments/fragment-outline" },
     { "path": "../gfx/connector" },
+    { "path": "../gfx/mindmap" },
     { "path": "../gfx/note" },
     { "path": "../gfx/shape" },
     { "path": "../gfx/text" },