fix: flag panic if a flag is defined after being set #516
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What type of PR is this?
/kind bug
What this PR does / why we need it:
golang 1.21 introduced a fix to flag: golang/go@0040183, which makes the
Setfail loudly (panic) if it happened before the definition. Before go1.21 it just fails silently.Which issue(s) this PR fixes:
Fixes #
Special notes for your reviewer:
Does this PR introduce a user-facing change?: