apkbuild-cpan.in: add space at the beginning of the comment

As specified in [CODINGSTYLE.md](https://gitlab.alpinelinux.org/alpine/aports/-/blob/master/CODINGSTYLE.md?ref_type=heads#spacing)
This commit is contained in:
Sertonix 2025-01-22 09:03:37 +00:00 committed by Natanael Copa
parent 59a1c6cf83
commit 05c3fe555c