Secondary dashed line appears in raw string literals

[jnm2]

Version Used: 17.2-p1

This is visually noisy and potentially confuses the sense of where the indentation actually starts, depending on the literal. There doesn't seem to be a purpose to it, either.

[jnm2]

It seems to be following the first character on the line that contains the starting quotes, which is fun:

Perhaps it was meant to look like this even if the starting quotes appear on their own line: