Bump third_party/netlistsvg from `8e56efd` to `a017c81`
Bump third_party/netlistsvg from `8e56efd` to `a017c81`

Bumps [third_party/netlistsvg](https://github.com/nturley/netlistsvg) from `8e56efd` to `a017c81`.
- [Release notes](https://github.com/nturley/netlistsvg/releases)
- [Commits](https://github.com/nturley/netlistsvg/compare/8e56efddcc2ea573031609068bddd4086f6a97b4...a017c81a8618f4ec97871599fde6c55f351c9435)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
SymbiFlow/symbiflow-arch-defs,SymbiFlow/symbiflow-arch-defs