Fix memory profiler (#14695)
### Fix memory profiler
A follow up fix for PR
https://github.com/microsoft/onnxruntime/pull/13495
In ORTModule training, `PartialExecuteThePlan` is called twice, we need
create log event after the backward graph run complete to collect the
whole training graph's activations infos.
Also change some log level to verbose, to avoid too many logs in >
verbose log level.
### Motivation and Context
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