message: Update README.md
  Fixed date (we are now in 2020)
diff: @@ -91,7 +91,7 @@ version of TensorFlow I/O according to the table below:
  | TensorFlow I/O Version | TensorFlow Compatibility | Release Date |
  | --- | --- | --- |
  -| 0.11.0 | 2.1.x | Jan 10, 2019 |
  +| 0.11.0 | 2.1.x | Jan 10, 2020 |
  | 0.10.0 | 2.0.x | Dec 5, 2019 |
  | 0.9.1 | 2.0.x | Nov 15, 2019 |
  | 0.9.0 | 2.0.x | Oct 18, 2019 |
  