[Engineer] fix: fix basic step title error position when no title content

[DaiQiangReal]

中文模板 / Chinese Template

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PR description

Fixes #

Changelog

🇨🇳 Chinese

• Fix: 修复 basic Steps 在无标题时候，横条位置上移

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🇺🇸 English

• Fix: Basic Steps When there is no title, the horizontal bar moves up

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semi-design    Run #3207

Run Properties:   Passed #3207  •  7be7f7e28c ℹ️: Merge 4f13a0d576ade8efc7788e67393c23dd4f583b83 into e1235e79727e084648d314f452ed...

Project	semi-design
Branch Review	fix_base_step_title_wrong_pos
Run status	Passed #3207
Run duration	08m 07s
Commit	7be7f7e28c ℹ️: Merge 4f13a0d576ade8efc7788e67393c23dd4f583b83 into e1235e79727e084648d314f452ed...
Committer	SudoUser
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[YannLynn]

PR 修改前后改动了 UI(右边横线部分)