#### Improve emoji size measurement (#17813 by @seiyab)

This change improves table alignment in all languages.

<!-- prettier-ignore -->
```md
<!-- Input -->
|     |     |
| :-: | :-: |
|  ✔  |  ✘  |
|  ✘  |  ✔  |
|  ✔  |  ✘  |

<!-- Input -->
|     |     |
| :-: | :-: |
| ✔  |  ✘  |
|  ✘  | ✔  |
| ✔  |  ✘  |


<!-- Prettier main -->
|     |     |
| :-: | :-: |
|  ✔  |  ✘  |
|  ✘  |  ✔  |
|  ✔  |  ✘  |
```