spelling

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@276260 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/util/Watchdog.java

@@ -36,7 +36,7 @@ public class Watchdog implements Runnable {
 
     public Watchdog(long timeout) {
         if (timeout < 1) {
-            throw new IllegalArgumentException("timeout lesser than 1.");
+            throw new IllegalArgumentException("timeout less than 1.");
         }
         this.timeout = timeout;
     }