Bump MSRV for time dependency

.github/workflows/ci.yaml

@@ -61,7 +61,7 @@ jobs:
         # It is good to test more than the MSRV and stable since sometimes
         # breakage occurs in intermediate versions.
         # IMPORTANT: Synchronize the MSRV with the Cargo.toml values.
-        rust: ["1.66", "1.70", "1.75", "stable", "beta", "nightly"]
+        rust: ["1.67", "1.70", "1.75", "stable", "beta", "nightly"]
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4

Cargo.toml

@@ -11,7 +11,7 @@ edition = "2021"
 license = "MIT OR Apache-2.0"
 readme = "README.md"
 repository = "https://github.com/jonasbb/serde_with/"
-rust-version = "1.66"
+rust-version = "1.67"
 version = "3.8.1"
 
 [workspace.metadata.release]

serde_with/CHANGELOG.md

@@ -9,7 +9,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ### Changed
 
-* Bump MSRV to 1.66, since that is required for the `rmp` dependency.
+* Bump MSRV to 1.67, since that is required for the `time` dependency.
 
 ## [3.8.1] - 2024-04-28