GHSA-CQ8V-F236-94QC Rand is unsound with a custom logger using rand::rng()

It has been reported by @lopopolo that the rand library is unsound i.e. that safe code using the public API can cause Undefined Behaviour when all the following conditions are met: - The log and threadrng features are enabled - A custom logger is defined - The custom logger accesses rand::rng...