Support python 3.12 (#2605)
* running CI with python 3.12
* test tensorflow with python 3.12
* remove deprecated assertEquals
* run torch 1.* tests only on python 3.8
* fix workflow
* skip completion test
* update skipping comment
* Run CI on python 3.13 and update docs
* Revert "Run CI on python 3.13 and update docs"
This reverts commit e9a03bfe03dc93d2994382f297784fe9cc4f1ff4.
