Error with hidden files in osgi/config dir

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.2.10 DXP FP5, 7.2.10.2 DXP SP2, 7.2.X, 7.3.10 DXP GA1, Master
• Component/s: Core Infrastructure
• Labels:
  • 7.3-blocker
  • liferay-dxp-72-sp2
  • liferay-fixpack-dxp-5-7210
• Branch Version/s:
  7.2.x
• Backported to Branch:
  Committed
• Fix Priority: 5
• Last Working Version:
  7.3.1 CE GA2
• Git Pull Request: https://github.com/shuyangzhou/liferay-portal/pull/9008

When committing a Liferay Workspace too GitHub, it can be common to create placeholder directories and commit them by touching a hidden file. It's also common in DXP Cloud since it also uses Liferay Workspace. In master the server fails to start if a hidden file is present in osgi/configs.

Steps to reproduce:
1. Using master, create a hidden file in osgi/configs (for example: touch osgi/configs/.keep)

2. Start the bundle

3. The bundle fails to start with the attached error