chore(security): use project email lars@rollik.me, drop personal address

Flagged in SECURITY_SWEEP_2026-06-20.md (personal protonmail address in a public repo).

Author: larsrollik

.copier-answers.yml

@@ -1,7 +1,7 @@
 # Changes here will be overwritten by Copier
 _commit: v0.8.5
 _src_path: gh:larsrollik/templatepy
-author_email: l.b.rollik@protonmail.com
+author_email: lars@rollik.me
 author_name: Lars B. Rollik
 github_repo: ttl-barcoder
 github_username: murineshiftwork