Remove https://developer.orionhealth.io/ (public-apis#232)

Website unreachable

Co-authored-by: Marcel Cruz <12413903+marcelscruz@users.noreply.github.com>

README.md

@@ -1119,7 +1119,6 @@
 | [Open Data NHS Scotland](https://www.opendata.nhs.scot) | Medical reference data and statistics by Public Health Scotland | No | Yes | Unknown |
 | [Open Disease](https://disease.sh/) | API for Current cases and more stuff about COVID-19 and Influenza | No | Yes | Yes |
 | [openFDA](https://open.fda.gov) | Public FDA data about drugs, devices and foods | `apiKey` | Yes | Unknown |
-| [Orion Health](https://developer.orionhealth.io/) | Medical platform which allows the development of applications for different healthcare scenarios | `OAuth`| Yes | Unknown |
 
 **[⬆ Back to Index](#index)**