Improvements to Remote Explorer

[joyceerhl]

• Deprecate Provide Feedback in favor of Report Issue vscode#178246
• Get Started actions should open extension-contributed walkthroughs instead of opening an external link vscode-remote-release#8349
• Rename Remote category vscode-remote-release#8006
• WSL extension's refresh button in view title menu should be right-aligned, not left-aligned
• Standardize remote view contents
• Standardize windowing behavior across remotes

[joyceerhl]

Tracking the remaining improvements here in microsoft/vscode-remote-release#8397, thus closing this item out.