Add comprehensive unit tests for execUtils.ts#873

eleanorjboyd merged 8 commits intomainmicrosoft/vscode-python-environments:mainfrom

copilot/fix-3b6de93e-8dce-49f5-8cd1-5f79d0da7ad8microsoft/vscode-python-environments:copilot/fix-3b6de93e-8dce-49f5-8cd1-5f79d0da7ad8Copy head branch name to clipboard