Upgrade to Rust 2021 edition

messense · messense · commit 4d061f8dd103 · 2022-11-04T16:41:10.000+08:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "python-pkginfo"
 version = "0.5.5"
 authors = ["messense <messense@icloud.com>"]
-edition = "2018"
+edition = "2021"
 description = "Parse Python package metadata from sdist and bdists and etc."
 keywords = ["python", "pkginfo", "metadata"]
 license = "MIT"
