Remove option_if_let_else clippy suppression

serde/src/lib.rs

@@ -122,7 +122,6 @@
     // things are often more readable this way
     clippy::cast_lossless,
     clippy::module_name_repetitions,
-    clippy::option_if_let_else,
     clippy::single_match_else,
     clippy::type_complexity,
     clippy::use_self,

serde_derive/src/lib.rs

@@ -50,7 +50,6 @@
     clippy::match_wildcard_for_single_variants,
     clippy::module_name_repetitions,
     clippy::must_use_candidate,
-    clippy::option_if_let_else,
     clippy::similar_names,
     clippy::single_match_else,
     clippy::struct_excessive_bools,