fix tabs and spaces

Author: jerjako

pages/transactional-email/reference-content/tem-capabilities-and-limits.mdx

@@ -64,10 +64,10 @@ The attachments available are the following:
 | GIF                          | `image/gif`              |
 | XML                          | `application/xml` `text/xml` |
 | XSLX                         | `application/vnd.openxmlformats-officedocument.spreadsheetml.sheet` |
-| XLTS	                       | `application/vnd.openxmlformats-officedocument.spreadsheetml.template` |
+| XLTS                         | `application/vnd.openxmlformats-officedocument.spreadsheetml.template` |
 | XLS                          | `application/vnd.ms-excel` |
-| ODS	                         | `application/vnd.oasis.opendocument.spreadsheet` |
-| P7S	                         | `application/pkcs7-signature` |
+| ODS                          | `application/vnd.oasis.opendocument.spreadsheet` |
+| P7S                          | `application/pkcs7-signature` |
 | SVG                          | `image/svg+xml`          |