Update thiserror requirement from 1.0 to 2.0

Updates the requirements on [thiserror](https://github.com/dtolnay/thiserror) to permit the latest version.
- [Release notes](https://github.com/dtolnay/thiserror/releases)
- [Commits](dtolnay/thiserror@1.0.0...2.0.0)

---
updated-dependencies:
- dependency-name: thiserror
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

crates/argmin-math/Cargo.toml

@@ -38,7 +38,7 @@ num-traits = { version = "0.2" }
 num-integer = { version = "0.1" }
 rand = { version = "0.8.3" }
 anyhow = { version = "1.0" }
-thiserror = { version = "1.0" }
+thiserror = { version = "2.0" }
 
 cfg-if = "1"
 

crates/argmin/Cargo.toml

@@ -21,7 +21,7 @@ paste = "1"
 num-traits = "0.2"
 rand = "0.8.5"
 rand_xoshiro = "0.6.0"
-thiserror = "1.0"
+thiserror = "2.0"
 argmin-math = { path = "../argmin-math", version = "0.4", default-features = false, features = ["primitives"] }
 # optional
 ctrlc = { version = "3.2.4", features = ["termination"], optional = true }