Javadoc: Use semantic tag <strong> instead of style tag <b>

src/main/java/org/apache/commons/exec/launcher/CommandLauncher.java

@@ -52,9 +52,9 @@ public interface CommandLauncher {
     /**
      * Tests whether {@code exitValue} signals a failure on the current system (OS specific).
      * <p>
-     * <b>Note</b> that this method relies on the conventions of the OS, it will return false results if the application you are running doesn't follow these
-     * conventions. One notable exception is the Java VM provided by HP for OpenVMS - it will return 0 if successful (like on any other platform), but this
-     * signals a failure on OpenVMS. So if you execute a new Java VM on OpenVMS, you cannot trust this method.
+     * <strong>Note</strong> that this method relies on the conventions of the OS, it will return false results if the application you are running doesn't
+     * follow these conventions. One notable exception is the Java VM provided by HP for OpenVMS - it will return 0 if successful (like on any other platform),
+     * but this signals a failure on OpenVMS. So if you execute a new Java VM on OpenVMS, you cannot trust this method.
      * </p>
      *
      * @param exitValue the exit value (return code) to be checked.