style(import): align alias naming with convention used in other repos

[c3y1huang]

Which issue(s) this PR fixes:

Issue None

What this PR does / why we need it:

Remove camel casing in alias to align convention with other repos.

Special notes for your reviewer:

None

Additional documentation or context

None

[codecov]

Codecov Report

Attention: Patch coverage is 60.46512% with 17 lines in your changes missing coverage. Please review.

Project coverage is 23.35%. Comparing base (aa44b59) to head (0fc64e3).
Report is 1 commits behind head on main.

Files	Patch %	Lines
pkg/spdk/setup/setup.go	0.00%	4 Missing ⚠️
app/cmd/dmsetup/dmsetup.go	0.00%	2 Missing ⚠️
app/cmd/nvmecli/nvmecli.go	0.00%	2 Missing ⚠️
app/cmd/spdksetup/spdksetup.go	0.00%	2 Missing ⚠️
pkg/nvme/nvme.go	66.66%	2 Missing ⚠️
pkg/nvme/nvmecli.go	81.81%	2 Missing ⚠️
app/cmd/spdktgt/spdktgt.go	0.00%	1 Missing ⚠️
pkg/util/device.go	75.00%	1 Missing ⚠️
pkg/util/dmsetup.go	85.71%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #145   +/-   ##
=======================================
  Coverage   23.35%   23.35%           
=======================================
  Files          34       34           
  Lines        4748     4748           
=======================================
  Hits         1109     1109           
  Misses       3465     3465           
  Partials      174      174           

Flag	Coverage Δ
unittests	23.35% <60.46%> (ø)

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[derekbit]

LGTM