Update docs to mention 1.59 as MSRV

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

Author: otavio

README.md

@@ -22,7 +22,7 @@ system in order to use this. If building on *nix and Windows GNU
 systems, `pkg-config` is used to locate the `libarchive`; on Windows
 MSVC, `vcpkg` will be used to locating the `libarchive`.
 
-The minimum supported Rust version is 1.49.
+The minimum supported Rust version is 1.59.
 
 ## Features
 

src/lib.rs

@@ -21,7 +21,7 @@
 //! systems, `pkg-config` is used to locate the `libarchive`; on Windows
 //! MSVC, `vcpkg` will be used to locating the `libarchive`.
 //!
-//! The minimum supported Rust version is 1.49.
+//! The minimum supported Rust version is 1.59.
 //!
 //! # Features
 //!