am 9efea49e: cherrypick Change-Id: I999748ceec87ae5e6ac04c573f6055e6a7f7176d docs: fix broken links in sample docs

* commit '9efea49e40f3e3784cfa1c9fd67a6ca9ff5270e7':
  cherrypick Change-Id: I999748ceec87ae5e6ac04c573f6055e6a7f7176d docs: fix broken links in sample docs