mark conversions as explicitly implicit

Signed-off-by: TymianekPL <tymi@tymi.org>

Author: TymianekPL

Test/Test.cpp

@@ -5,6 +5,7 @@ int main()
 {
 	cppjson::Object object{};
 	std::println("{}", object);
-	object["test"] = "Hello World";
+	object["test1"] = "Hello World";
+	object["test2"] = 123.0;
 	std::println("{}", object);
 }

cppjson/include/cppjson/object.hpp

@@ -68,13 +68,13 @@ namespace cppjson
 			explicit ObjectProxy(JsonObject& object) : _object(std::ref(object)) {}
 
 			template <typename T>
-			operator T&()
+			explicit(false) operator T&()
 			{
 				return this->_object.get().As<T>();
 			}
 
 			template <typename T>
-			operator const T&() const
+			explicit(false) operator const T&() const
 			{
 				return this->_object.get().As<T>();
 			}
@@ -100,7 +100,7 @@ namespace cppjson
 		public:
 			explicit ConstObjectProxy(const JsonObject& object) : _object(std::ref(object)) {}
 			template <typename T>
-			operator const T&() const
+			explicit(false) operator const T&() const
 			{
 				return this->_object.get().As<T>();
 			}