MAINT: Add debug info to profiles (for bench/profiling)

Author: bluss

Cargo.toml

@@ -41,6 +41,11 @@ std = []
 array-sizes-33-128 = []
 array-sizes-129-255 = []
 
+[profile.bench]
+debug = true
+[profile.release]
+debug = true
+
 [package.metadata.docs.rs]
 features = ["serde"]