Don't gate X25519_KYBER768_DRAFT00 on fips #897

Job	Run time
Cross build from macOS to Linux (x86_64-unknown-linux-gnu)	1m 52s
rustfmt	11s
clippy	8m 36s
Cross build from macOS to Linux (FIPS) (x86_64-unknown-linux-gnu)	6m 43s
Test features	6m 36s
Test (stable)	2m 29s
Test FIPS integration	2m 12s
Test (arm-android)	1m 58s
Test (arm64-android)	2m 3s
Test (i686-android)	2m 0s
Test (x86_64-android)	1m 47s
Test (aarch64-ios)	2m 20s
Test (aarch64-ios-sim)	2m 20s
Test (x86_64-ios)	2m 22s
Test (i686-linux)	16m 11s
Test (arm-linux)	14m 24s
Test (aarch64-linux)	24m 37s
Test (arm64-macos)	2m 10s
Test (x86_64-macos)	2m 36s
Test (x86_64-mingw)	6m 29s
Test (i686-msvc)	6m 27s
Test (x86_64-msvc)	5m 34s
	2h 1m 57s

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