Initial minifier smoke test + runbook (#95670)
Summary:
Adds a manual smoke test for the minifier in fb code to use as an example for the runbook. (We already have automatic tests which should be running)
See draft runbook:
https://docs.google.com/document/d/18I0KYhWiYo4taC4foR2UcijJXYyEcZV4McBJQIUSSJw/edit#
Test Plan:
buck2 run mode/dev-nosan //caffe2/test/inductor:minifier_smoke
Run displayed minifier launcher script, and it should reduce the graph from 5 to 3 nodes
Differential Revision: D43415890
Pull Request resolved: https://github.com/pytorch/pytorch/pull/95670
Approved by: https://github.com/yanboliang, https://github.com/anijain2305
