increase retry times for log/trace validation (#288)

*Issue description:*

*Description of changes:*

Increase retry times for log/trace validation to resolve the random node
canary failures.

By submitting this pull request, I confirm that my contribution is made
under the terms of the Apache 2.0 license.

Author: pxaws

validator/src/main/java/com/amazon/aoc/validators/CWLogValidator.java

@@ -36,7 +36,7 @@
 
 @Log4j2
 public class CWLogValidator implements IValidator {
-  private static int DEFAULT_MAX_RETRY_COUNT = 20;
+  private static int DEFAULT_MAX_RETRY_COUNT = 40;
 
   private MustacheHelper mustacheHelper = new MustacheHelper();
   private Context context;

validator/src/main/java/com/amazon/aoc/validators/ValidatorFactory.java

@@ -42,7 +42,7 @@ public IValidator launchValidator(ValidationConfig validationConfig) throws Exce
     FileConfig expectedData = null;
     switch (validationConfig.getValidationType()) {
       case "trace":
-        validator = new TraceValidator(new XRayService(context.getRegion()), 2, 5);
+        validator = new TraceValidator(new XRayService(context.getRegion()), 2, 10);
         expectedData = validationConfig.getExpectedTraceTemplate();
         break;
       case "cw-metric":