Merge pull request #129 from epage/msrv

chore: Bump MSRV to 1.80

Author: epage

Cargo.toml

@@ -8,7 +8,7 @@ resolver = "2"
 license = "MIT OR Apache-2.0"
 repository = "https://github.com/gitext-rs/git-branch-stash.git"
 edition = "2021"
-rust-version = "1.76"  # MSRV
+rust-version = "1.80"  # MSRV
 include = [
   "build.rs",
   "src/**/*",