Revert "Update markdown files"

This reverts commit a2af30e4b7f14e5feb3e241742e5c1cf6f9a367e.

Reason for revert: Was a test bot run

Original change's description:
> Update markdown files
> 
> Automatic commit by the Housekeeper-Nightly-Bookmaker bot.
> 
> TBR=rmistry@google.com
> NO_MERGE_BUILDS
> 
> Change-Id: I80fca2c841cb251ffba81b3c8a9fbfdc59335c1f
> Reviewed-on: https://skia-review.googlesource.com/142274
> Reviewed-by: <skia-bookmaker@skia-swarming-bots.iam.gserviceaccount.com>
> Commit-Queue: <skia-bookmaker@skia-swarming-bots.iam.gserviceaccount.com>

TBR=rmistry@google.com,skia-bookmaker@skia-swarming-bots.iam.gserviceaccount.com

Change-Id: I0d098d40451f5dc2b614b0ded732c6476a35dbdf
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/142360
Reviewed-by: Ravi Mistry <rmistry@google.com>
Commit-Queue: Ravi Mistry <rmistry@google.com>
12 files changed