Fix performance regression in Pedersen circuit #1036

Job	Run time
Build target wasm32-unknown-unknown	14s
Test (basic)	20m 11s
Bench compile	4m 59s
Build target wasm32-wasi	13s
Clippy lint checks (wasm)	1m 4s
Clippy lint checks (basic)	1m 5s
Spell Check with Typos	7s
Run examples & examples tests	13m 22s
Rustfmt	59s
	42m 14s

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