docs: change CoC email and rust version

CODE_OF_CONDUCT.md

@@ -34,4 +34,4 @@ The enforcement policies listed above apply to all official embedded WG venues;
 
 *Adapted from the [Node.js Policy on Trolling](http://blog.izs.me/post/30036893703/policy-on-trolling) as well as the [Contributor Covenant v1.3.0](https://www.contributor-covenant.org/version/1/3/0/).*
 
-[chris]: https://github.com/chmanie
+[chris]: mailto:[email protected]

README.md

@@ -1,12 +1,10 @@
 [![crates.io](https://img.shields.io/crates/d/is31fl3218.svg)](https://crates.io/crates/is31fl3218)
 [![crates.io](https://img.shields.io/crates/v/is31fl3218.svg)](https://crates.io/crates/is31fl3218)
 [![Documentation](https://docs.rs/is31fl3218/badge.svg)](https://docs.rs/is31fl3218)
-![Minimum Supported Rust Version](https://img.shields.io/badge/rustc-1.46+-blue.svg)
-
+![Minimum Supported Rust Version](https://img.shields.io/badge/rustc-1.76+-blue.svg)
 
 # `is31fl3218`
 
-
 >  A rust-embedded driver for the Lumissil Microsystems IS31FL3218 LED driver
 
 ## [API reference]
@@ -15,7 +13,7 @@
 
 ## Minimum Supported Rust Version (MSRV)
 
-This crate is guaranteed to compile on stable Rust 1.46 and up. It *might* compile with older versions but that may change in any new patch release.
+This crate is guaranteed to compile on stable Rust 1.76 and up. It *might* compile with older versions but that may change in any new patch release.
 
 ## License