fix travis failures in staticcheck

[Rohit-PX]

What type of PR is this? integration-test

What this PR does / why we need it:

• Travis build keeps failing in staticcheck and we have been ignoring these errors for a while
• Fixing these errors in this PR

Does this PR change a user-facing CRD or CLI?: no

Is a release note needed?: no

Does this change need to be cherry-picked to a release branch?: no

[cnbu-jenkins]

Can one of the admins verify this patch?