Bump debug, mocha and vscode in /StackOverflow-Bot/StackCode#117

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dependabot/npm_and_yarn/StackOverflow-Bot/StackCode/debug-and-mocha-and-vscode-4.3.4microsoft/BotFramework-BlogSamples:dependabot/npm_and_yarn/StackOverflow-Bot/StackCode/debug-and-mocha-and-vscode-4.3.4Copy head branch name to clipboard