Check for aws status in infra platform status field before client setup

We use aws as default implementation for secret annotator. This
causes panic if aws status is nil in infrastucture.Status.PlatformStatus
field.

pkg/operator/utils/aws/utils.go

@@ -40,8 +40,8 @@ func ClientBuilder(accessKeyID, secretAccessKey []byte, c client.Client) (ccaws.
 func setupClientParams(infra *configv1.Infrastructure) *ccaws.ClientParams {
 	region := ""
 	endpoint := ""
-	if infra.Status.PlatformStatus != nil {
-		// If PlatformStatus isn't nil, then we can at least assume Region is provided
+	if infra.Status.PlatformStatus != nil && infra.Status.PlatformStatus.AWS != nil {
+		// If PlatformStatus isn't nil and has AWS status, then we can at least assume Region is provided
 		region = infra.Status.PlatformStatus.AWS.Region
 
 		endpoint = getIAMEndpoint(infra)