[x-stream/xstream] 71f936: Add Javadoc for new modes of PrettyPrintWriter.

[Jörg Schaible]

Branch: refs/heads/v-1.4.x
Home: https://github.com/x-stream/xstream
Commit: 71f936debf8c1fe1df0db86302a13a02064928ca
https://github.com/x-stream/xstream/commit/71f936debf8c1fe1df0db86302a13a02064928ca
Author: joehni <joerg.s...@gmx.de>
Date: 2023-09-27 (Wed, 27 Sep 2023)

Changed paths:
M xstream-distribution/src/content/changes.html
M xstream/src/java/com/thoughtworks/xstream/io/xml/PrettyPrintWriter.java

Log Message:
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Add Javadoc for new modes of PrettyPrintWriter.