Update language edition to 2021

cfvescovo · cfvescovo · commit 27005a32f8be · 2021-11-10T23:21:51.000+01:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "scraper"
 version = "0.12.0"
-edition = "2018"
+edition = "2021"
 
 description = "HTML parsing and querying with CSS selectors"
 keywords = ["html", "css", "selector", "scraping"]
