Merge "Hand speex over to the janitors." into main am: 5e073aa662 am: 39dcc9dc1e

Original change: https://android-review.googlesource.com/c/platform/external/speex/+/3038479

Change-Id: I01cb633f656d146faa01aedc5d13954f44f35d2b
Signed-off-by: Automerger Merge Worker <[email protected]>