Fixed

• Bitbucket Server PRs not appearing if their description was null
• Bitbucket Server PRs not appearing if their status was 'Needs Work'
• Bitbucket Server PRs not appearing if their changes or extension type was missing
• main window layout bug for non Big Sur users
• issue reopening the main window on macOS Big Sur
• Preferences -> Accounts table layout bug for Big Sur users
• Preferences -> Repositories table layout bug for Big Sur users
• minimum Sidebar width for Big Sur users