[automerger skipped] Merge "Cherry pick sdk_sandbox dev keys." am: ce8629fd...

[automerger skipped] Merge "Cherry pick sdk_sandbox dev keys." am: ce8629fd am: 9004b2fa am: b706ee35 -s ours

am skip reason: Merged-In Ib0cdf7786c7f74cf294c54187649114e8ec6d315 with SHA-1 b044c903 is already in history

Original change: https://android-review.googlesource.com/c/platform/build/+/2028488

Change-Id: I4d2c135cedbb23c0d759982108eb5fe03f784a5e