chore(deps): bump contracts/lib/tnt-core from fad7030 to c1fa9c7

Bumps [contracts/lib/tnt-core](https://github.com/webb-tools/tnt-core) from `fad7030` to `c1fa9c7`.
- [Commits](tangle-network/tnt-core@fad7030...c1fa9c7)

---
updated-dependencies:
- dependency-name: contracts/lib/tnt-core
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>