Refactor folder (#10475)

Move many third-party components' source codes from the src folder to a new folder called deps_src. The goal is to make the code structure clearer and easier to navigate.

deps_src/imguizmo/CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 3.13)
+
+project(imguizmo)
+
+add_library(imguizmo STATIC
+    ImGuizmo.h
+    ImGuizmo.cpp
+)
+
+target_include_directories(imguizmo 
+    PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}
+    PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/..
+)
+
+target_link_libraries(imguizmo PUBLIC imgui)