Spanish language breaks toolbar tabs

[AlexAndBear]

Describe the bug

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To Reproduce

Steps to reproduce the behavior:

1. Open toastui editor, with lang set to es-ES
2. Look at the toolbar
3. Due to Spanish translations result in quite long text it breaks the toolbar

Expected behavior

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Screenshots

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Desktop (please complete the following information):

• OS: [e.g. iOS]
• Browser [e.g. chrome, safari]
• Version [e.g. 22]

Smartphone (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Browser [e.g. stock browser, safari]
• Version [e.g. 22]

Additional context

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