Fixes https://github.com/spring-projects/spring-integration/issues/2999 Remove `else` block from `findEarliestTimestamp` causing the method to return with `Long.MAX_VALUE` if the condition was ever `false`. **Cherry-pick to 5.1.x**
Fixes https://github.com/spring-projects/spring-integration/issues/2999 Remove `else` block from `findEarliestTimestamp` causing the method to return with `Long.MAX_VALUE` if the condition was ever `false`. **Cherry-pick to 5.1.x**