Bump MSRV from "1.74.0" to "1.78.0"

Author: regexident

.github/workflows/rust.yml

@@ -40,7 +40,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@v1
         with:
-          toolchain: 1.74.0
+          toolchain: 1.78.0
           components: rust-src
       - run: cargo install cargo-expand
       - run: cargo test -- --test-threads=1

CHANGELOG.md

@@ -24,7 +24,7 @@ Please make sure to add your changes to the appropriate categories:
 
 ### Changed
 
-- n/a
+- Bumped MSRV from "1.74.0" to "1.78.0".
 
 ### Deprecated
 

Cargo.toml

@@ -8,7 +8,7 @@ homepage = "https://github.com/regexident/enumcapsulate"
 documentation = "https://docs.rs/enumcapsulate"
 license = "MPL-2.0"
 edition = "2021"
-rust-version = "1.74.0"
+rust-version = "1.78.0"
 version = "0.4.0"
 
 [package]