Added lock file (.lck) to KiCad.gitignore

[nbourre]

Pull Request

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New or update

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New

• Template - New .gitignore template
• Composition - Template made from smaller templates
• Inheritance - Template similar to an existing template
• Patch - Template extending functionality of existing template

Update

• Template - Update existing .gitignore template

Details

Since KiCad 8, there's a lock file created at the opening of the project and deleted when closed. This file can be ignored. Keeping this file can be a security issue since it writes the computer name and username into the file.