Revert "add accessibility help dialog for issues/PR views"#5935

meganrogge merged 1 commit intomainmicrosoft/vscode-pull-request-github:mainfrom

revert-5934-merogge/ghpr-accessible-viewmicrosoft/vscode-pull-request-github:revert-5934-merogge/ghpr-accessible-viewCopy head branch name to clipboard