Fix junit output test file on timeout (dotnet#44213)

Author: BrennanConroy

src/SignalR/clients/ts/FunctionalTests/func.jest.config.js

@@ -18,7 +18,7 @@ module.exports = {
     },
     reporters: [
         "default",
-        ["../common/node_modules/jest-junit/index.js", { "output": "../../../../../artifacts/log/" + `${process.platform}` + ".node.functional.junit.xml" }]
+        ["../common/node_modules/jest-junit/index.js", { "outputDirectory": "../../../../../artifacts/log/", "outputName": `${process.platform}` + ".node.functional.junit.xml" }]
     ],
     transform: {
         "^.+\\.(jsx?|tsx?)$": "../common/node_modules/ts-jest"