Bump tmpl from 1.0.4 to 1.0.5 in /packages/ketchup-showcase

Bumps [tmpl](https://github.com/daaku/nodejs-tmpl) from 1.0.4 to 1.0.5.
- [Release notes](https://github.com/daaku/nodejs-tmpl/releases)
- [Commits](https://github.com/daaku/nodejs-tmpl/commits/v1.0.5)

---
updated-dependencies:
- dependency-name: tmpl
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>