FlameGraph: upgraded package to upstream

Upgraded dev-util/FlameGraph to version 1.0_p20210830 on amd64

flamegraph.pl from this package can be used to generate flame graphs
based on coreboot (AP firmware) timestamps, as well as on coreboot
profiler output (work in progress).

BUG=none
TEST=Generate flame graph using flamegraph.pl

Change-Id: Ida2ab2a52a95ce3310e656437b50da1d0691cb75
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/portage-stable/+/3859576
Tested-by: Jakub Czapiga <czapiga@google.com>
Commit-Queue: Chris McDonald <cjmcdonald@chromium.org>
Auto-Submit: Jakub Czapiga <czapiga@google.com>
Reviewed-by: Chris McDonald <cjmcdonald@chromium.org>
4 files changed