encryption: bound the Argon2id cost parameters before they are honoured #682

Job	Run time
nostd/thumbv6m-none-eabi/stable	30s
clippy/1.95.0	47s
wasm-simd/parity-node	47s
Pass MSRV values to other jobs	3s
native-backend/stable	8m 1s
neon-simd/parity-qemu	56s
hpc-stream-parallel/rayon	1m 28s
tier4-avx512-check	29s
format/stable	21s
cross_test/${{ matrix.target }}/${{ matrix.rust }}	-1s
nightly-simd-polyfill	-1s
cargo-careful	-1s
docs/nightly	-1s
miri	-1s
blas-msrv	55s
tests/beta	11m 51s
tests/stable	11m 3s
tests/1.95.0	10m 50s
conclusion	0s
	47m 56s

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