How to reproduce:
1. Open the attached project's Scene labeled "SampleScene"
2. Open the Game View window
3. Open the Frame Debugger (Window -> Analysis -> Frame Debugger)
4. In the Frame Debugger window, click 'Enable'
5. Go through the draw calls

Expected result: Sprites are batched together
Actual result: Sprites are not batched together

Reproducible with: 7.7.1 (2019.4.29f1), 10.6.0 (2020.3.17f1), 11.0.0 (2021.1.18f1), 12.0.0 (2021.2.0b8, 2022.1.0a5)

Note:
- Sprites are batched together when setting Scriptable Pipeline Settings to None in the Project Settings Graphics tab