Merge "simpleperf: add view_the_profile.md." am: 5e18538ad2 am: 698cf21826 am: ed920bfefc

Original change: https://android-review.googlesource.com/c/platform/system/extras/+/1999232

Change-Id: I0a182e4d2dab3fa560b4f7cb3a8fbb2e3ed7899e