Update getrandom requirement from 0.2.8 to 0.3.4

Updates the requirements on [getrandom](https://github.com/rust-random/getrandom) to permit the latest version.
- [Changelog](https://github.com/rust-random/getrandom/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rust-random/getrandom/compare/v0.2.8...v0.2.17)

---
updated-dependencies:
- dependency-name: getrandom
  dependency-version: 0.2.17
  dependency-type: direct:production
...

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

Cargo.toml

@@ -43,7 +43,7 @@ std_rand = ["rand/std_rng", "rand/std"]
 js = ["getrandom/js"]
 
 [target.'cfg(target_arch = "wasm32")'.dependencies]
-getrandom = { version = "0.2.8", optional = true }
+getrandom = { version = "0.3.4", optional = true }
 
 [target.'cfg(all(target_arch = "wasm32", not(target_os = "wasi")))'.dev-dependencies]
 wasm-bindgen-test = "0.3"