chore(deps): bump serial_test from 1.0.0 to 2.0.0 (#3419)

Bumps [serial_test](https://github.com/palfrey/serial_test) from 1.0.0 to 2.0.0.
- [Release notes](https://github.com/palfrey/serial_test/releases)
- [Commits](palfrey/serial_test@v1.0.0...v2.0.0)

---
updated-dependencies:
- dependency-name: serial_test
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

consensus/scp/Cargo.toml

@@ -35,7 +35,7 @@ mc-util-logger-macros = { path = "../../util/logger-macros" }
 mc-util-test-helper = { path = "../../util/test-helper" }
 
 crossbeam-channel = "0.5"
-serial_test = "1.0"
+serial_test = "2.0"
 tempfile = "3.5"
 
 [[test]]

consensus/service/Cargo.toml

@@ -80,7 +80,7 @@ mc-util-logger-macros = { path = "../../util/logger-macros" }
 mockall = "0.11.3"
 rand_core = { version = "0.6", default-features = false }
 rand_hc = "0.3"
-serial_test = "1.0"
+serial_test = "2.0"
 tempfile = "3.5"
 
 curve25519-dalek = { version = "4.0.0-rc.1", default-features = false }

watcher/Cargo.toml

@@ -58,5 +58,5 @@ mc-util-test-helper = { path = "../util/test-helper" }
 lazy_static = "1.4"
 rand_core = "0.6"
 rand_hc = "0.3"
-serial_test = "1.0"
+serial_test = "2.0"
 tempfile = "3.5"