Ignore error log when a component goes to a degraded state (#1533)

This error is unexpectedly happening with 8.11 stacks, but is a
temporary issue, component recovers after some seconds.
The issue is under investigation.

Author: jsoriano

internal/testrunner/runners/system/runner.go

@@ -86,6 +86,11 @@ var (
 				},
 				logsRegexp{
 					includes: regexp.MustCompile("->(FAILED|DEGRADED)"),
+
+					// this regex is excluded to avoid a regresion in 8.11 that can make a component to pass to a degraded state during some seconds after reassigning or removing a policy
+					excludes: []*regexp.Regexp{
+						regexp.MustCompile(`Component state changed .* \(HEALTHY->DEGRADED\): Degraded: pid .* missed .* check-in`),
+					},
 				},
 			},
 		},