Apply mechanical lint fixes for golangci-lint v2.12.2 rollout

Auto-remediate style-only findings (wsl_v5, nlreturn, noinlineerr,
modernize, intrange, perfsprint, usetesting, unconvert, errorlint,
gocritic, testifylint) and rename printf-style helpers to f-suffixed
names (goprintffuncname): ui.Writer message methods, cli.ReportErrorf,
database.Fatalf, vaultik stdoutf.

internal/cli/duration_test.go

@@ -185,6 +185,7 @@ func TestParseDuration(t *testing.T) {
 
 			if tt.wantErr {
 				assert.Error(t, err, "expected error for input %q", tt.input)
+
 				return
 			}