fix pattern for backup files with spaces in the name

[github-actions[bot]]

Unit Test Results

2 files  ±0  2 suites  ±0   2s :stopwatch: -1s 3 tests +1  3 :heavy_check_mark: +1  0 :zzz: ±0  0 :x: ±0 

Results for commit 1a46a738. ± Comparison against base commit f743c834.