Use libxml2/xmsec1 for TSL parsing and validation #1275

Job	Run time
Build on Ubuntu 20.04	3m 8s
Build on Ubuntu 20.04	3m 8s
Build on Ubuntu 22.04	2m 52s
Build on Ubuntu 22.04	2m 52s
Run Coverity tests	0s
Run Coverity tests	0s
Build on Ubuntu 24.04	3m 20s
Build on Ubuntu 24.04	3m 20s
Run CodeQL tests	3m 43s
Run CodeQL tests	3m 43s
Build on Fedora 39	1m 42s
Build on Fedora 39	1m 42s
Build on Fedora 40	1m 21s
Build on Fedora 40	1m 21s
Build on Windows (143, x86)	1m 39s
Build on Windows (143, x86)	8m 53s
Deploy pages	0s
Deploy pages	0s
Build on macOS for osx	2m 22s
Build on macOS for osx	2m 22s
Build on macOS for ios	1m 17s
Build on macOS for ios	1m 17s
Build on Windows (143, x64)	1m 39s
Build on Windows (143, x64)	7m 59s
Build on macOS for iossimulator	1m 52s
Build on macOS for iossimulator	1m 52s
Build on Windows (142, x86)	1m 43s
Build on Windows (142, x86)	8m 17s
Build on Windows (142, x64)	1m 37s
Build on Windows (142, x64)	8m 4s
Build on macOS for androidarm	1m 24s
Build on macOS for androidarm	1m 24s
Build on macOS for androidarm64	1m 22s
Build on macOS for androidarm64	1m 22s
Build on macOS for androidx86_64	1m 54s
Build on macOS for androidx86_64	1m 54s
	1h 32m 25s

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