Update crucible to 796dce5 (#641)

Changes include:
Remove unused fields in IOop (#1149)
New downstairs clone subcommand. (#1129)
Simplify the do_work_task loop (#1150)
Move `Guest` stuff into a module (#1125)
Bump nix to 0.27.1 and use new safer Fd APIs (#1110)
Move `FramedWrite` work to a separate task (#1145)
Use fewer borrows in ExtentInner API (#1147)
Update Rust crate reedline to 0.28.0 (#1141)
Update Rust crate tokio to 1.36 (#1143)
Update Rust crate slog-bunyan to 2.5.0 (#1139)
Update Rust crate rayon to 1.8.1 (#1138)
Update Rust crate itertools to 0.12.1 (#1137)
Update Rust crate byte-unit to 5.1.4 (#1136)
Update Rust crate base64 to 0.21.7 (#1135)
Update Rust crate async-trait to 0.1.77 (#1134)
Discard deferred msgs (#1131)
Minor Downstairs cleanup (#1127)
Update test_fail_live_repair to support pstop (#1128)
Ignore client messages after stopping the IO task (#1126)
Move client IO task into a struct (#1124)
Bump Rust to 1.75 and fix new Clippy lints (#1123)

Co-authored-by: Alan Hanson <alan@oxide.computer>

Author: leftwo

Cargo.lock

@@ -77,8 +77,8 @@ oximeter-producer = { git = "https://github.com/oxidecomputer/omicron", branch =
 oximeter = { git = "https://github.com/oxidecomputer/omicron", branch = "main" }
 
 # Crucible
-crucible = { git = "https://github.com/oxidecomputer/crucible", rev = "2d4bc11232d53f177c286383926fa5f8c1b2a938" }
-crucible-client-types = { git = "https://github.com/oxidecomputer/crucible", rev = "2d4bc11232d53f177c286383926fa5f8c1b2a938" }
+crucible = { git = "https://github.com/oxidecomputer/crucible", rev = "796dce526dd7ed7b52a0429a486ccba4a9da1ce5" }
+crucible-client-types = { git = "https://github.com/oxidecomputer/crucible", rev = "796dce526dd7ed7b52a0429a486ccba4a9da1ce5" }
 
 # External dependencies
 anyhow = "1.0"