fix(cli): rewrite suppress-render if-else chain as switch (gocritic)

CI golangci-lint flagged ifElseChain on the new policiesTable
suppress-only branch. Same logic, expressed as the switch the linter
asked for.

Assisted-by: Claude Code
Signed-off-by: Miguel Martinez Trivino <miguel@chainloop.dev>

Chainloop-Trace-Sessions: 5bd2a917-fb7b-400c-9772-60ba6af6c9af, b66717f5-626e-4c20-8d33-59c129b5885d

Author: migmartri

app/cli/cmd/workflow_workflow_run_describe.go

@@ -283,11 +283,12 @@ func policiesTable(evs []*action.PolicyEvaluation, mt table.Writer, debugMode bo
 			// When every finding is suppressed the gate passed; lead with
 			// "Ok" so the row carries the same signal as the no-violations
 			// case rather than reading like a failure.
-			if !hasActive {
+			switch {
+			case !hasActive:
 				msg = text.Colors{text.FgHiGreen}.Sprint("Ok") + "\n  - " + strings.Join(lines, "\n  - ")
-			} else if len(lines) == 1 {
+			case len(lines) == 1:
 				msg = lines[0]
-			} else {
+			default:
 				msg = "\n  - " + strings.Join(lines, "\n  - ")
 			}
 		}