VideoRectangle labels do not save their rotation metadata in 1.21.0+

**Describe the bug**
Creating rotated VideoRectangle labels in LabelStudio 1.21.0+ no longer retain/save their rotation data.
See the following example, running the heartexlabs/label-studio:1.21.0 docker container:


Other image versions tried:
- locally built off the current version of label-studio/develop

**To Reproduce**
Steps to reproduce the behavior:
1. Spin up container, configure project - say with this config:
```xml

```

2. Create any rotated VideoRectangle label, then submit
3. Observe non-rotated video label upon refresh
4. Cry

Expected behavior:
Created VideoRectangle labels should save their input rotation, and be saved/presented as it was when it was rotated. See the following example, running the heartexlabs/label-studio:1.20.0 docker container:


**Environment (please complete the following information):**
- OS: [Docker] - Ran in arm/linux (mac) and amd/linux
- Label Studio Version: 1.21.0+