fix(comp:ixmenu): fix error when initialize settings expandKeys

[typistZxd]

fix #636

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines
• Tests for the changes have been added/updated or not needed
• Docs and demo have been added/updated or not needed

PR Type

What kind of change does this PR introduce?

• Bugfix
• Feature
• Component style update
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Documentation content changes
• Application (the showcase website) / infrastructure changes
• Other... Please describe:

What is the current behavior?

#636

What is the new behavior?

When vertical and horizontal, the initial setting expandedKeys does not expand IxMenuSub

Other information

[idux-bot]

This preview will be available after the AzureCI is passed.

[codecov]

Codecov Report

Merging #637 (80965f2) into main (4e446fc) will decrease coverage by 0.05%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #637      +/-   ##
==========================================
- Coverage   83.09%   83.03%   -0.06%     
==========================================
  Files         370      374       +4     
  Lines        9338     9363      +25     
  Branches     2154     2160       +6     
==========================================
+ Hits         7759     7775      +16     
- Misses       1579     1588       +9     

Impacted Files	Coverage Δ
.../components/menu/src/children/menu-sub/MenuSub.tsx	96.96% <100.00%> (+3.31%)	⬆️
...ents/menu/src/children/menu-sub/OverlayContent.tsx	6.66% <0.00%> (-73.34%)	⬇️
...ackages/components/message/src/MessageProvider.tsx	96.66% <0.00%> (ø)
...es/components/menu/src/children/menu-sub/Title.tsx	94.11% <0.00%> (ø)
...kages/components/breadcrumb/src/BreadcrumbItem.tsx	100.00% <0.00%> (ø)
packages/components/breadcrumb/src/types.ts	100.00% <0.00%> (ø)
packages/components/breadcrumb/src/token.ts	100.00% <0.00%> (ø)
packages/components/breadcrumb/src/Breadcrumb.tsx	100.00% <0.00%> (ø)
...mponents/notification/src/NotificationProvider.tsx	97.93% <0.00%> (+0.06%)	⬆️

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