Update rand_distr requirement from 0.4 to 0.5

Updates the requirements on [rand_distr](https://github.com/rust-random/rand) to permit the latest version.
- [Release notes](https://github.com/rust-random/rand/releases)
- [Changelog](https://github.com/rust-random/rand/blob/master/CHANGELOG.md)
- [Commits](rust-random/rand@rand_distr-0.4.0...0.5.0)

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

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

Author: dependabot[bot]

plotly/Cargo.toml

@@ -51,5 +51,5 @@ itertools = ">=0.10, <0.15"
 itertools-num = "0.1"
 ndarray = "0.16"
 plotly_kaleido = { path = "../plotly_kaleido", features = ["download"] }
-rand_distr = "0.4"
+rand_distr = "0.5"
 base64 = "0.22"