Remove json_value & yson_value fron ydb-cpp-sdk

Author: Gazizonoki

include/ydb-cpp-sdk/library/json_value/ydb_json_value.h

@@ -0,0 +1,2 @@
+#include <gtest/gtest.h>
+#include <gmock/gmock.h>

include/ydb-cpp-sdk/library/yson_value/ydb_yson_value.h

@@ -5,7 +5,6 @@ endif()
 add_subdirectory(decimal)
 add_subdirectory(grpc/client)
 add_subdirectory(issue)
-add_subdirectory(json_value)
 add_subdirectory(jwt)
 add_subdirectory(malloc/api)
 add_subdirectory(operation_id)
@@ -17,4 +16,3 @@ add_subdirectory(string_utils/base64)
 add_subdirectory(string_utils/helpers)
 add_subdirectory(string_utils/misc)
 add_subdirectory(uuid)
-add_subdirectory(yson_value)