excludeMotionVectorObjects also excludes Camera Motion Only objects when the GPU Resident Drawer is enabled

How to reproduce:

1. Open the attached project “IN-152865”
2. Open the “Assets/Scenes/Repro” Scene
3. Enter Play Mode
4. In the Game View, observe the color of the cube at the top
5. Exit Play Mode
6. In the Project window, select the “Assets/Settings/PC_RPAsset” asset
7. In the Inspector, change the “Rendering → GPU Resident Drawer” setting to Instanced Drawing
8. Enter Play Mode
9. In the Game View, observe the color of the cube at the top again

Actual result: The cube at the top is colored green in step 4 and is colored blue in step 9
Expected result: The cube at the top is colored green in step 4 and remains green in step 9

Reproducible with: 6000.0.0f1 6000.0.83f1, 6000.3.24f1, 6000.6.1f1, 6000.7.0a6

Reproducible on: macOS 26.6.2 (M4 Max)
Not reproducible on: No other environments tested