Bump version of num-traits to 0.2.16

Author: cwfitzgerald

naga/Cargo.toml

@@ -95,7 +95,8 @@ half = { workspace = true, features = ["arbitrary", "num-traits"] }
 rustc-hash.workspace = true
 indexmap.workspace = true
 log = "0.4"
-num-traits = "0.2"
+# We require 0.2.16 to have `FromBytes` and `ToBytes` which `half` require.
+num-traits = "0.2.16"
 strum = { workspace = true, optional = true }
 spirv = { version = "0.3", optional = true }
 thiserror.workspace = true