typo in the javadocs

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@277832 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/Execute.java

@@ -198,7 +198,7 @@ public class Execute {
     /**
      * This is the operation to get our environment.
      * It is a notorious troublespot pre-Java1.5, and should be approached
-     * with extreme cuation.
+     * with extreme caution.
      * @return
      */
     private static String[] getProcEnvCommand() {