previous version 4.4.6 not uninstalled when updating to 4.4.6.1 on windows

[kathrin-7978]

Steps to Reproduce

1. update version 4.4.6 to 4.4.6.1 on windows

Expected Behavior

version 4.4.6 gets uninstalled automatically when updating to version 4.4.6.1

Current Behavior

after update both versions appear at >Apps >Installed Apps, the previous version is used when starting pdf-over