Docs: improve docs and examples of sample rate feature for Logger #388
Description
Description of the improvement
Summary of the proposal
The current version of the docs related to sample rate might be confusing and misleading, as they don't clarify the expected behaviour enough.
How, where did you look for information
Github pages docs, sample rate section + code examples
Missing or unclear documentation
https://awslabs.github.io/aws-lambda-powertools-typescript/0.2.0-beta.15/core/logger/#sampling-logs
Improvement
Clarify the expected behaviour.
Related existing documentation
Related issues, RFCs
N/A