Bump libm from 0.2.15 to 0.2.16

Bumps [libm](https://github.com/rust-lang/compiler-builtins) from 0.2.15 to 0.2.16.
- [Release notes](https://github.com/rust-lang/compiler-builtins/releases)
- [Commits](rust-lang/compiler-builtins@libm-v0.2.15...libm-v0.2.16)

---
updated-dependencies:
- dependency-name: libm
  dependency-version: 0.2.16
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -46,7 +46,7 @@ rand_xoshiro = { version = "0.6", features = ["serde1"] }
 argmin = { version = "0.11.0", features = ["serde1", "ctrlc"] }
 bincode.workspace = true
 web-time = "1.1.0"
-libm = "0.2.6"
+libm = "0.2.16"
 finitediff.workspace = true
 # sort-axis
 rawpointer = { version = "0.2" }