build(deps): bump assert_cmd from 2.1.1 to 2.1.2 (#941)

Bumps [assert_cmd](https://github.com/assert-rs/assert_cmd) from 2.1.1 to 2.1.2.
- [Changelog](https://github.com/assert-rs/assert_cmd/blob/master/CHANGELOG.md)
- [Commits](assert-rs/assert_cmd@v2.1.1...v2.1.2)

---
updated-dependencies:
- dependency-name: assert_cmd
  dependency-version: 2.1.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -50,7 +50,7 @@ tokio = "1.49"
 solana-nonce = "3.0.0"
 solana-sdk-ids = "3.1.0"
 solana-test-validator = { version = "3.1.0", features = ["agave-unstable-api"] }
-assert_cmd = "2.1.1"
+assert_cmd = "2.1.2"
 libtest-mimic = "0.8"
 serial_test = "3.2.0"
 tempfile = "3.23.0"