RFR: 8361893 : Update libxml2 to 2.14.5 [v2]

[Hima Bindu Meda]

> Updated libxml2 to v2.14.5.
> Verified build on all platforms. No issues seen

Hima Bindu Meda has updated the pull request incrementally with one additional commit since the last revision:

  Remove unused files

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Changes:
  - all: https://git.openjdk.org/jfx/pull/1886/files
  - new: https://git.openjdk.org/jfx/pull/1886/files/117cfbbd..c8d549da

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jfx&pr=1886&range=01
 - incr: https://webrevs.openjdk.org/?repo=jfx&pr=1886&range=00-01

  Stats: 2049 lines in 2 files changed: 0 ins; 2049 del; 0 mod
  Patch: https://git.openjdk.org/jfx/pull/1886.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1886/head:pull/1886

PR: https://git.openjdk.org/jfx/pull/1886