maint: Correctly exclude json files in clang-format (#3749)

.pre-commit-config.yaml

@@ -40,7 +40,7 @@ repos:
     hooks:
       - id: clang-format
         args: [--style=file]
-        exclude: ".json"
+        exclude_types: [json]
   - repo: https://github.com/cheshirekow/cmake-format-precommit
     rev: v0.6.13
     hooks:

libmamba/include/mamba/util/json.hpp

@@ -11,6 +11,7 @@
 #include <nlohmann/json.hpp>
 
 NLOHMANN_JSON_NAMESPACE_BEGIN
+
 template <typename T>
 struct adl_serializer<std::optional<T>>
 {
@@ -38,6 +39,7 @@ struct adl_serializer<std::optional<T>>
         }
     }
 };
+
 NLOHMANN_JSON_NAMESPACE_END
 
 namespace mamba::util