fix indentation

Author: pboettch

src/json-validator.cpp

@@ -900,7 +900,7 @@ class numeric : public schema
 		oss.seekp(0, std::ios::end);
 		auto size = oss.tellp();
 		if (size != 0) {
-		    oss.seekp(0, std::ios::beg);
+			oss.seekp(0, std::ios::beg);
 			e.error(ptr, instance, oss.str());
 		}
 	}

test/issue-255-error-message-limit-precision.cpp

@@ -22,16 +22,16 @@ class custom_error_handler : public nlohmann::json_schema::basic_error_handler
 {
 	void error(const nlohmann::json::json_pointer &ptr, const json &instance, const std::string &message) override
 	{
-        if (message != "instance exceeds maximum of 3.141592653589793")
-            throw std::invalid_argument("Precision print does not work.");
+		if (message != "instance exceeds maximum of 3.141592653589793")
+			throw std::invalid_argument("Precision print does not work.");
 	}
 };
 
 int main(void)
 {
 	json_validator validator;
 
-    auto instance = R"({ "angle": 3.1415927410125732 })"_json;
+	auto instance = R"({ "angle": 3.1415927410125732 })"_json;
 
 	validator.set_root_schema(schema);
 	custom_error_handler err;