chore: bump devenv.lock

[doug-q]

This includes a bump to devenv that changes default behaviour to set up mold as the linker.

[ss2165]

running time cargo test following cargo clean

Before:

---

Executed in 37.07 secs fish external
usr time 209.36 secs 121.00 micros 209.36 secs
sys time 14.57 secs 845.00 micros 14.57 secs

After:

---

Executed in 35.51 secs fish external
usr time 198.78 secs 0.11 millis 198.78 secs
sys time 13.61 secs 1.47 millis 13.60 secs

[doug-q]

That's not a fair test, this is:

#!/usr/bin/env sh

cargo test --no-run >&/dev/null
touch hugr/src/lib.rs
time cargo test --no-run

I see

• ./bench.sh

real    0m2.272s
user    0m2.609s
sys     0m0.594s

• RUSTFLAGS= ./bench.sh

real    0m6.743s
user    0m7.737s
sys     0m2.322s