[fieldImages] Add 2023 field (#4915)

fieldImages/src/main/native/include/fields/2023-chargedup.h

@@ -0,0 +1,12 @@
+// Copyright (c) FIRST and other WPILib contributors.
+// Open Source Software; you can modify and/or share it under the terms of
+// the WPILib BSD license file in the root directory of this project.
+
+#pragma once
+
+#include <string_view>
+
+namespace fields {
+std::string_view GetResource_2023_chargedup_json();
+std::string_view GetResource_2023_field_png();
+}  // namespace fields