Fix inductor fallback_random for dropout/rand_like (#89515)
- Avoid fx graph rewrite that replaces certain ops with ones using
triton random
- Keep track of replacement ops using triton random, so it is possible
to not disable all replacements when using fallback_random
Pull Request resolved: https://github.com/pytorch/pytorch/pull/89515
Approved by: https://github.com/ngimel
