Bump assert_cmd from 1.0.1 to 1.0.2 (#2003)

Bumps [assert_cmd](https://github.com/assert-rs/assert_cmd) from 1.0.1 to 1.0.2.
- [Release notes](https://github.com/assert-rs/assert_cmd/releases)
- [Changelog](https://github.com/assert-rs/assert_cmd/blob/master/CHANGELOG.md)
- [Commits](https://github.com/assert-rs/assert_cmd/compare/v1.0.1...v1.0.2)

Signed-off-by: dependabot[bot] <support@github.com>

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

polkadot/Cargo.lock

@@ -192,9 +192,9 @@ dependencies = [
 
 [[package]]
 name = "assert_cmd"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c88b9ca26f9c16ec830350d309397e74ee9abdfd8eb1f71cb6ecc71a3fc818da"
+checksum = "3dc1679af9a1ab4bea16f228b05d18f8363f8327b1fa8db00d2760cfafc6b61e"
 dependencies = [
  "doc-comment",
  "predicates",

polkadot/Cargo.toml

@@ -20,7 +20,7 @@ service = { package = "polkadot-service", path = "node/service" }
 parity-util-mem = { version = "*", default-features = false, features = ["jemalloc-global"] }
 
 [dev-dependencies]
-assert_cmd = "1.0.1"
+assert_cmd = "1.0.2"
 nix = "0.19.0"
 tempfile = "3.1.0"