git: openjdk/jfx20u: master: 8306115: Update libxml2 to 2.10.4

[Hima Bindu Meda]

Changeset: 2643ebf3
Author:    Hima Bindu Meda <hmeda at openjdk.org>
Date:      2023-04-26 05:27:24 +0000
URL:       https://git.openjdk.org/jfx20u/commit/2643ebf31c55d5b7fb835316a8025c9139926d68

8306115: Update libxml2 to 2.10.4

Backport-of: cf5b8389cd70d41a22d645added25a9978640e2c

! modules/javafx.web/src/main/legal/libxml2.md
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/linux/config.h
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/linux/include/libxml/xmlversion.h
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/mac/config.h
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/mac/include/libxml/xmlversion.h
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/src/NEWS
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/src/SAX2.c
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/src/configure.ac
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/src/dict.c
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/src/libxml2.spec
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/src/xmlIO.c
! modules/javafx.web/src/main/native/Source/ThirdParty/libxml/win32/include/libxml/xmlversion.h