build(deps): bump blueprint-test-utils from e4e7602 to da774fa (#55)

Bumps [blueprint-test-utils](https://github.com/webb-tools/gadget) from `e4e7602` to `da774fa`.
- [Release notes](https://github.com/webb-tools/gadget/releases)
- [Commits](tangle-network/gadget@e4e7602...da774fa)

---
updated-dependencies:
- dependency-name: blueprint-test-utils
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>