Change MSRV to 1.70 (#18)

Author: vbkaisetsu

.github/workflows/rust.yml

@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.65.0 # MSRV
+          - 1.70.0 # MSRV
           - stable
           - nightly
     steps:

Cargo.toml

@@ -4,7 +4,7 @@ version = "0.2.0"
 edition = "2021"
 
 # Update README and CI settings, accordingly.
-rust-version = "1.65"
+rust-version = "1.70"
 
 authors = [
     "Koichi Akabe <[email protected]>",

README.md

@@ -2,7 +2,7 @@
 
 [![Crates.io](https://img.shields.io/crates/v/trie-match)](https://crates.io/crates/trie-match)
 [![Documentation](https://docs.rs/trie-match/badge.svg)](https://docs.rs/trie-match)
-[![Rust](https://img.shields.io/badge/rust-1.65%2B-blue.svg?maxAge=3600)](https://github.com/daac-tools/trie-match)
+[![Rust](https://img.shields.io/badge/rust-1.70%2B-blue.svg?maxAge=3600)](https://github.com/daac-tools/trie-match)
 [![Build Status](https://github.com/daac-tools/trie-match/actions/workflows/rust.yml/badge.svg)](https://github.com/daac-tools/trie-match/actions)
 [![Slack](https://img.shields.io/badge/join-chat-brightgreen?logo=slack)](https://join.slack.com/t/daac-tools/shared_invite/zt-1pwwqbcz4-KxL95Nam9VinpPlzUpEGyA)