Update version number and xmlsec to 1.3.6 #1528

Job	Run time
Run CodeQL tests	3m 21s
Build on Fedora 39	1m 32s
Build on macOS for macos	2m 19s
Build on Fedora 40	1m 12s
Run Coverity tests	0s
Deploy pages	0s
Build on Fedora 41	1m 13s
Build on macOS for iphoneos	1m 1s
Build on macOS for iphonesimulator	1m 26s
Build on Windows (143, x86)	6m 23s
Build on macOS for androidarm	1m 17s
Build on Windows (143, x64)	7m 24s
Build on Ubuntu 20.04	2m 39s
Build on macOS for androidarm64	1m 18s
Build on Ubuntu 22.04	2m 39s
Build on macOS for androidx86_64	1m 20s
Build on Ubuntu 24.04	2m 59s
Build on Ubuntu 24.10	3m 7s
	41m 10s

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