Tabs are stored twice when multiple better-onetab tabs are opened

[developomp]

扩展版本 (extension version): 1.4.7 浏览器版本 (browser version): Brave 1.27.101 (Chromium: 91.0.4472.124) 64-bit 操作系统 (operating system): Manjaro Linux 21.1.0 问题描述 (problem description):

Tabs are not stored only once when multiple better-onetab tabs are opened.

实际行为 (actual behavior):

Tabs are not stored only once when multiple better-onetab tabs are opened.

期望行为 (expected behavior):

Tabs should only get stored once even when multiple better-onetab tabs are opened.

重现步骤 (reproduce step):

• Open any tabs
• Open two or more better-onetab tab
• store all tabs