Kill redundant conditional in BootstrapCheck#check

This commit removes an unnecessary if statement in Bootstrap#check. The
removed if statement was duplicating the conditionals in the nested if
statements and was merely an artifact of an earlier refactoring.

core/src/main/java/org/elasticsearch/bootstrap/BootstrapCheck.java

@@ -114,8 +114,6 @@ final class BootstrapCheck {
             }
         }
 
-        if (!errors.isEmpty() || !ignoredErrors.isEmpty()) {
-
         if (!ignoredErrors.isEmpty()) {
             ignoredErrors.forEach(error -> log(logger, error));
         }
@@ -130,7 +128,6 @@ final class BootstrapCheck {
         }
 
     }
-    }
 
     static void log(final ESLogger logger, final String error) {
         logger.warn(error);