adding test to audit CompositeImplicitAutograd ops that do not have a batching rule (#91367)
Fixes https://github.com/pytorch/functorch/issues/1087
It looks like there are `306` rules that should be looked into
```
test/functorch/test_vmap_registrations.py .x.....xxxxxxx.x.x.x.x.x.x.x.x........xx.x.x..x.x.xxx...xxxx.x.x.x........x.........xxxxx..x..x.....xx...xx.....xxx.xxxxxxxxxxxxxxxxx.. [ 24%]
.........x.x......x.xxxxxx..x..xx.x.xxx.x.......x.xxx.xx..xxx.xxx...xxxxx.x....xxxxxxxxxxxxxxx....xx.xxx.xx.x...xx...xx...xxxxxx...xxxxx..x...xxxxxxxxxxxx..xx..xx.xx.x..xxxx..xx [ 56%]
.xx..x.x....xxxxxx.x.xx...xxxxx.xx...x..x.x.xx...xx.xxxxxx.xxxxxx..x........xxxxxxxx..xxxxxxxx..xx.xxxxxxxxxxxxxxxxxxxxxxx..........xxxx.xxxx.........xxxxxxxx..xxx..xxx.x.x.x.xx [ 88%]
xx.xxx.x......xxx.x.xxxxxxxx....x......xxxxxxxxx.xx.x.x.x.......xx [100%]
=================================================================== 249 passed, 1185 deselected, 306 xfailed in 3.17s ===================================================================
```
Pull Request resolved: https://github.com/pytorch/pytorch/pull/91367
Approved by: https://github.com/zou3519
