just --list should display first line of multi-line comment

[jeffrey-aguilera]

#!/usr/bin/env just --justfile

# example of a multiline comment where just --list picks the last line.

# Brief description.
#
# More detailed description.
# Possibly spanning multiple lines
@example:
  just --list

Expect: just example prints Brief description

Actual: just example prints Possibly spanning multiple lines

[casey]

Dupe of #1337. Definitely an annoying limitation, and hard to fix without breaking existing justfiles, although it can be fixed in an edition.