fix(release): set version to 0.1.0

Update Cargo.toml and Cargo.lock to set the package version to 0.1.0,
ensuring consistency with the intended release version and resolving
potential version mismatch issues in the release workflow.

Author: jglasovic

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "venvdetect"
-version = "0.1.4"
+version = "0.1.0"
 edition = "2024"
 description = "Detects Python virtual environments"
 license = "MIT"