pub async fn use_fips_provider(provider_config: &ProviderConfig) -> Option<bool>Expand description
Load the value for “use FIPS”
This checks the following sources:
- The environment variable 
AWS_USE_FIPS_ENDPOINT=true/false - The profile key 
use_fips_endpoint=true/false 
If invalid values are found, the provider will return None and an error will be logged.