Fix VS Code E2E test (#10937)

Found the solution here:
microsoft/vscode-test#221 (comment)

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Author: shenglol

src/vscode-bicep/src/test/e2e/runTests.ts

@@ -62,6 +62,8 @@ async function go() {
         extensionTestsPath: path.resolve(__dirname, "index"),
         extensionTestsEnv: { TEST_MODE: "e2e" },
         launchArgs: [
+          "--no-sandbox",
+          "--disable-gpu-sandbox",
           "--enable-proposed-api=ms-azuretools.vscode-bicep",
           ...userDataArguments,
         ],