Fix wrong comparison operator (#1614)

Author: domi-87

core/src/main/java/com/microsoft/applicationinsights/internal/perfcounter/PerformanceCounterContainer.java

@@ -163,7 +163,7 @@ public synchronized void stop(long timeout, TimeUnit timeUnit) {
      * @param collectionFrequencyInSec The timeout to wait between collection of Performance Counters.
      */
     public void setCollectionFrequencyInSec(long collectionFrequencyInSec) {
-        if (collectionFrequencyInSec <= MIN_COLLECTION_FREQUENCY_IN_SEC) {
+        if (collectionFrequencyInSec < MIN_COLLECTION_FREQUENCY_IN_SEC) {
             String errorMessage = String.format("Collecting Interval: illegal value '%d'. The minimum value, '%d', " +
                     "is used instead.", collectionFrequencyInSec, MIN_COLLECTION_FREQUENCY_IN_SEC);
             logger.error(errorMessage);