Automatic merge from submit-queue (batch tested with PRs 39803, 39698, 39537, 39478)

[scheduling] Moved pod affinity and anti-affinity from annotations to api fields #25319

Converted pod affinity and anti-affinity from annotations to api fields

Related: #25319
Related: #34508

**Release note**:
```Pod affinity and anti-affinity has moved from annotations to api fields in the pod spec.  Pod affinity or anti-affinity that is defined in the annotations will be ignored.```