RTG-3333 Support X25519MLKEM768 by default, but don't sent it as client #1009

Job	Run time
rustfmt	12s
Cross build from macOS to Linux (x86_64-unknown-linux-gnu)	2m 8s
clippy	8m 13s
Cross build from macOS to Linux (FIPS) (x86_64-unknown-linux-gnu)	6m 49s
Test features	7m 15s
Test FIPS integration	3m 19s
Test (stable)	2m 19s
Test (arm-android)	2m 6s
Test (arm64-android)	2m 8s
Test (i686-android)	2m 8s
Test (x86_64-android)	1m 59s
Test (aarch64-ios)	2m 30s
Test (aarch64-ios-sim)	2m 16s
Test (x86_64-ios)	3m 31s
Test (i686-linux)	2m 39s
Test (arm-linux)	2m 28s
Test (aarch64-linux)	3m 11s
Test (arm64-macos)	2m 28s
Test (x86_64-macos)	2m 27s
Test (x86_64-mingw)	4m 56s
Test (i686-msvc)	5m 27s
Test (x86_64-msvc)	4m 31s
	1h 15m 0s

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