Update vcpkg configuration and remove GLEW dependencies for improved compatibility

- Updated the builtin-baseline in vcpkg.json to the latest version.
- Removed GLEW references from CMake files to avoid MSYS2 issues and streamline the build process.
- Adjusted include and link directories in z3ed.cmake to reflect the removal of GLEW.

src/cli/z3ed.cmake

@@ -52,7 +52,6 @@ target_include_directories(
   ${CMAKE_SOURCE_DIR}/src/lib/imgui_test_engine
   ${PNG_INCLUDE_DIRS}
   ${SDL2_INCLUDE_DIR}
-  ${GLEW_INCLUDE_DIRS}
   ${PROJECT_BINARY_DIR}
 )
 
@@ -67,8 +66,6 @@ target_link_libraries(
   ${ABSL_TARGETS}
   ${SDL_TARGETS}
   ${PNG_LIBRARIES}
-  ${GLEW_LIBRARIES}
-  ${OPENGL_LIBRARIES}
   ${CMAKE_DL_LIBS}
   ImGuiTestEngine
   ImGui