flashy-3c90630

cosmetic change

Summary:
The second component of the version is a week number.

derp-cat

Test Plan:
```
0 ~/local/openbmc/tools/flashy $ ./build.sh; echo $?
0
0 ~/local/openbmc/tools/flashy $ go test ./...
?       github.com/facebook/openbmc/tools/flashy/flash_procedure        [no test files]
?       github.com/facebook/openbmc/tools/flashy/lib/logger     [no test files]
?       github.com/facebook/openbmc/tools/flashy/tests  [no test files]
?       github.com/facebook/openbmc/tools/flashy/utilities      [no test files]
ok      github.com/facebook/openbmc/tools/flashy        3.367s
ok      github.com/facebook/openbmc/tools/flashy/checks_and_remediations/bletchley      0.007s
ok      github.com/facebook/openbmc/tools/flashy/checks_and_remediations/common 0.290s
ok      github.com/facebook/openbmc/tools/flashy/checks_and_remediations/galaxy100      0.012s
ok      github.com/facebook/openbmc/tools/flashy/checks_and_remediations/wedge100       0.012s
ok      github.com/facebook/openbmc/tools/flashy/checks_and_remediations/yamp   0.011s
ok      github.com/facebook/openbmc/tools/flashy/install        0.009s
ok      github.com/facebook/openbmc/tools/flashy/lib/fileutils  0.015s
ok      github.com/facebook/openbmc/tools/flashy/lib/flash      0.015s
ok      github.com/facebook/openbmc/tools/flashy/lib/flash/flashcp      0.017s
ok      github.com/facebook/openbmc/tools/flashy/lib/flash/flashutils   0.010s
ok      github.com/facebook/openbmc/tools/flashy/lib/flash/flashutils/devices   0.011s
ok      github.com/facebook/openbmc/tools/flashy/lib/step       0.014s
ok      github.com/facebook/openbmc/tools/flashy/lib/utils      0.452s
ok      github.com/facebook/openbmc/tools/flashy/lib/validate   0.016s
ok      github.com/facebook/openbmc/tools/flashy/lib/validate/image     0.013s
ok      github.com/facebook/openbmc/tools/flashy/lib/validate/partition 0.030s
```

Reviewed By: lsiudut

Differential Revision: D50081770

fbshipit-source-id: 30b0ca964d8e63da29dd62110a9347c4f6ae69d6