masp_proofs: export parameter-related constants (#48) #380

Job	Run time
Test on ubuntu-latest	8m 34s
Test on windows-latest	11m 27s
Test on macOS-latest	10m 47s
Bitrot check	3m 52s
Intra-doc links	3m 16s
Nightly lint	16s
Rustfmt	13s
Security - Cargo Audit	5m 10s
Lint	2m 46s
Build target wasm32-unknown-unknown	2m 43s
Build target wasm32-wasi	2m 56s
	52m 0s

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