Bump minimum rust version because of a dependency.

orium · orium · commit 1272bd196ada · 2024-05-30T13:38:57.000+01:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -5,7 +5,7 @@ version = "1.1.1-pre"
 authors = ["Diogo Sousa <diogogsousa@gmail.com>"]
 
 edition = "2021"
-rust-version = "1.60.0"
+rust-version = "1.76.0"
 
 homepage = "https://github.com/orium/rpds"
 repository = "https://github.com/orium/rpds"
