Fix dev dependencies on serde's derive feature

dtolnay · dtolnay · commit 829175e6069f · 2022-03-30T11:33:22.000-07:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -22,6 +22,7 @@ ryu = "1.0"
 automod = "1.0"
 ref-cast = "1.0"
 rustversion = "1.0"
+serde = { version = "1.0.100", features = ["derive"] }
 serde_bytes = "0.11"
 serde_derive = "1.0"
 serde_stacker = "0.1"
