fix: use apply for console error args when proxying (#454)

* fix: spread console error args when proxying

Without this the proxied errors are logged as an array, which is not very helpful.

* Update act-compat.js

* Update old-act.js


Co-authored-by: Kent C. Dodds <kent+github@doddsfamily.us>

Author: eventualbuddha

src/__tests__/old-act.js

@@ -34,9 +34,7 @@ test('async act works even when the act is an old one', async () => {
   expect(console.error.mock.calls).toMatchInlineSnapshot(`
         Array [
           Array [
-            Array [
-              "sigil",
-            ],
+            "sigil",
           ],
           Array [
             "It looks like you're using a version of react-dom that supports the \\"act\\" function, but not an awaitable version of \\"act\\" which you will need. Please upgrade to at least react-dom@16.9.0 to remove this warning.",

src/act-compat.js

@@ -42,7 +42,7 @@ function asyncAct(cb) {
           ) {
             // no-op
           } else {
-            originalConsoleError.call(console, args)
+            originalConsoleError.apply(console, args)
           }
         }
         let cbReturn, result