Update flow typing for {only,it,describe,it.only}.each function arguments to accept either mixed or Array<mixed> (jestjs#6934)

Author: Alcedo Nathaniel De Guzman Jr

flow-typed/npm/jest_v23.x.x.js

@@ -922,7 +922,7 @@ declare var describe: {
    * @param {table} table of Test
    */
   each(
-    table: Array<Array<mixed>>
+    table: Array<Array<mixed> | mixed>
   ): (
     name: JestTestName,
     fn?: (...args: Array<any>) => ?Promise<mixed>
@@ -949,7 +949,7 @@ declare var it: {
    * @param {table} table of Test
    */
   each(
-    table: Array<Array<mixed>>
+    table: Array<Array<mixed> | mixed>
   ): (
     name: JestTestName,
     fn?: (...args: Array<any>) => ?Promise<mixed>
@@ -967,7 +967,7 @@ declare var it: {
     timeout?: number
   ): {
     each(
-      table: Array<Array<mixed>>
+      table: Array<Array<mixed> | mixed>
     ): (
       name: JestTestName,
       fn?: (...args: Array<any>) => ?Promise<mixed>
@@ -1003,7 +1003,7 @@ declare var it: {
    * @param {table} table of Test
    */
   each(
-    table: Array<Array<mixed>>
+    table: Array<Array<mixed> | mixed>
   ): (
     name: JestTestName,
     fn?: (...args: Array<any>) => ?Promise<mixed>