[automerger skipped] CameraSource: Remove CHECK if set preview target fails...

[automerger skipped] CameraSource: Remove CHECK if set preview target fails with CameraSource am: 28c7525e -s ours am: a089f036 -s ours am: f56fab0a -s ours am: db18fc44 -s ours

am skip reason: Merged-In I57b533e2002b7f7b6bf5a7907ab941b54a7f2dc4 with SHA-1 24206b2a is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/18123909



Change-Id: I0e6f3ca3c740b91951b6bf623ea6ecd2734ee740
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>