chore: Tests for parse_spec error messages

Author: Maximkaaa

Cargo.lock

@@ -33,5 +33,8 @@ regex = ["dep:regex"]
 log = { version = "0.4.8", features = ["std"] }
 regex = { version = "1.0.3", optional = true, default-features=false, features=["std", "perf"] }
 
+[dev-dependencies]
+snapbox = "0.6"
+
 [lints]
 workspace = true