fm: refactor (SitrepVersion, Sitrep) into a type - #11053

control: job assigned to worker 01KZRTQSC4SBH2BQR0T9DZ8ZVE [factory aws, i-04d751e59f5b03a3a] (queued for 49 s)
...
task: starting task 0: "setup"
task: process exited: duration 4081 ms, exit code 0
...
task: starting task 1: "rust-toolchain"
task: process exited: duration 17162 ms, exit code 0
...
task: starting task 2: "authentication"
task: process exited: duration 16 ms, exit code 0
...
task: starting task 3: "clone repository"
task: process exited: duration 17938 ms, exit code 0
...
task: starting task 4: "build"
...
| info: running `cargo check --bins` on zone-setup (303/303)
| warning: profile package spec `blake2b_simd` in profile `dev` did not match any packages
| warning: profile package spec `rust-argon2` in profile `dev` did not match any packages
|     Checking uzers v0.12.2
|     Checking zone-setup v0.1.0 (/work/oxidecomputer/omicron/zone-setup)
|     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.69s
| 
| real    13:50.980641409
| user    20:47.130927133
| sys      4:12.689862159
| trap        0.324326887
| tflt        0.610918854
| dflt        1.079746656
| kflt        0.005018642
| lock  1:29:09.083030019
| slp   1:39:29.001856493
| lat        51.431241487
| stop     4:01.283699146
task: process exited: duration 963544 ms, exit code 0
|W| found 0 output files