Fix ci (#32)

Needed to bump MSRV to 1.68 due to serde incompatibility

Author: jakudlaty

.github/workflows/rust.yml

@@ -39,7 +39,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        rust_version: ["1.67.1", "nightly", "stable"]
+        rust_version: ["1.68", "nightly", "stable"]
 
     steps:
       - uses: actions/checkout@v4

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "tsid"
-version = "0.3.2"
+version = "0.3.3"
 edition = "2021"
 authors = ["Maciej Stępyra <jakudlaty@gmail.com>"]
 keywords = ["tsid", "sortable", "identifier", "generator"]
@@ -9,7 +9,7 @@ readme = "README.md"
 repository = "https://github.com/jakudlaty/tsid/"
 documentation = "https://docs.rs/tsid/"
 description = "A Rust library for generating Time-Sorted Unique Identifiers"
-rust-version = "1.67.1"
+rust-version = "1.68.0"
 
 [dependencies]
 rand = "0.8.5"