build: remove unneeded dev-dep

fscc-alexkornitzer · fscc-alexkornitzer · commit 2a2a4aa1e400 · 2021-08-10T14:18:30.000+01:00
diff --git a/mongod-derive/Cargo.toml b/mongod-derive/Cargo.toml
@@ -18,7 +18,6 @@ syn = "1.0"
 
 [dev-dependencies]
 mongod = { version = "0.3.0", path = "../mongod" }
-serde = "1.0" 
 
 [lib]
 proc-macro = true
