feat: cropzone default option change (fix #101)

[jinwoo-kim-nhn]

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Description

• Cropping Rectangle Becomes a Parallelogram #101

작업내용

• 크롭존에 수평기울이기, 수직기울이기 옵션이 허용되어 있어서 크롭존이 찌그러지는 경우가 발생
• DEFAULT 옵션을 정의하여 찌그러지지 않도록 옵션 설정

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Thank you for your contribution to TOAST UI product. 🎉 😘 ✨

[dongsik-yoo]

[03/09] 이견없습니다. 수고하셨습니다.

[junghwan-park]

고생하셨습니다 :)