command sed, con't match delimeter '\t'

[ypchan]

Environment

Windows build number: [run `[Environment]::OSVersion` for powershell, or `ver` for cmd]
Your Distribution version: [On Debian or Ubuntu run `lsb_release -r` in WSL]
Whether the issue is on WSL 2 and/or WSL 1: [run `cat /proc/version` in WSL]

Steps to reproduce

WSL logs:

Expected behavior

Actual behavior