Merge pull request #227 from PyO3/dependabot/cargo/examples/rust_with_cffi/pyo3-0.16.4

build(deps): bump pyo3 from 0.16.2 to 0.16.4 in /examples/rust_with_cffi

Author: messense

examples/rust_with_cffi/Cargo.lock

@@ -5,7 +5,7 @@ authors = ["Alex Gaynor <[email protected]>"]
 edition = "2018"
 
 [dependencies]
-pyo3 = { version = "0.16.2", features = ["extension-module"] }
+pyo3 = { version = "0.16.4", features = ["extension-module"] }
 
 [lib]
 name = "rust_with_cffi"