Add support for 'trim-filename-spaces' flag to BackendTester. This flag ensures that any randomly generated file names don't have leading or trailing whitespace, which some backends might not support.
Add support for 'trim-filename-spaces' flag to BackendTester.
This flag ensures that any randomly generated file names don't have leading or trailing whitespace, which some backends might not support.

sitofabi/duplicati,duplicati/duplicati,sitofabi/duplicati,duplicati/duplicati,mnaiman/duplicati,sitofabi/duplicati,mnaiman/duplicati,mnaiman/duplicati,duplicati/duplicati,duplicati/duplicati,duplicati/duplicati,mnaiman/duplicati,sitofabi/duplicati,sitofabi/duplicati,mnaiman/duplicati