RFR: 8261670: Add javadoc for the XML processing limits

[Joe Wang]

On Thu, 25 Feb 2021 22:33:02 GMT, Naoto Sato <naoto at openjdk.org> wrote:

>> Add the documentation for XML processing limits to module summary. The limits were previously documented in Java tutorial and guide.
>
> src/java.xml/share/classes/module-info.java line 233:
> 
>> 231:  * If the value is not an integer, a NumericFormatException is thrown.
>> 232:  * </th>
>> 233:  * <th id="Default" scope="row" style="font-weight:normal">64000</th>
> 
> There are other ```Default``` ids in other rows. Should they be distinct? Or rather needed?

True, not needed. Will remove, and also look at other copy&paste-d ids.

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PR: https://git.openjdk.java.net/jdk/pull/2732