Minor bugfix and deb packaging updates:
- Makefile: bump version
- Makefile: remove snap from make dist rule
- debian/control: remove obsolete package libncursesw5-dev
- debian/rules: add missing hardening settings
- debian/control: update standards version
- Update copyright to 2024
- Check for array bounds limit while parsing pid length string
- Remove snapcraft
- README.md: add repology link