Fix the build by updating imgui dependencies and adding missing tables and widgets files.

Author: gpx1000

attachments/openxr_engine/CMakeLists.txt

@@ -151,6 +151,8 @@ set(SOURCES_COMMON
     ${SIMPLE_ENGINE_DIR}/imgui_system.cpp
     ${SIMPLE_ENGINE_DIR}/imgui/imgui.cpp
     ${SIMPLE_ENGINE_DIR}/imgui/imgui_draw.cpp
+    ${SIMPLE_ENGINE_DIR}/imgui/imgui_tables.cpp
+    ${SIMPLE_ENGINE_DIR}/imgui/imgui_widgets.cpp
     ${SIMPLE_ENGINE_DIR}/vulkan_device.cpp
     ${SIMPLE_ENGINE_DIR}/pipeline.cpp
     ${SIMPLE_ENGINE_DIR}/descriptor_manager.cpp