Remove fluent-bit-3.0.6-r2 ebuild

BUG=b/355451778
TEST=presubmit
RELEASE_NOTE=None

Change-Id: I647593f108b0c71ebe45683435d0e981dddbe0a9
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/77479
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
Reviewed-by: Chenglong Tang <chenglongtang@google.com>
1 file changed