flashy: support fby35
Summary: Add flash procedure for Yosemite v3.5
Test Plan:
[garnermic@devvm7271.ftw0 ~/local/openbmc/tools/flashy] ./build.sh && ./build_dev.sh && go test
2022/09/30 08:59:50 Running command '/home/garnermic/local/openbmc/tools/flashy/scripts/calculate_test_coverage.sh' with 30s timeout
2022/09/30 08:59:54 stdout: 95.3
2022/09/30 08:59:54 Command '/home/garnermic/local/openbmc/tools/flashy/scripts/calculate_test_coverage.sh' exited with code 0 after 3.733883287s
PASS
ok github.com/facebook/openbmc/tools/flashy 3.741s
Reviewed By: williamspatrick
fbshipit-source-id: c1fbe7852481933430b6724109f6b8c54127e9d8
