Remove Lexigram, new link

README.md

@@ -1112,7 +1112,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Infermedica](https://developer.infermedica.com/docs/) | NLP based symptom checker and patient triage API for health diagnosis from text | `apiKey` | Yes | Yes |
 | [Kawal Corona](https://kawalcorona.com/api/) | ID COVID data, include death, positive case and recover | No | Yes | Unknown |
 | [LAPIS](https://cov-spectrum.ethz.ch/public) | SARS-CoV-2 genomic sequences from public sources | No | Yes | Yes |
-| [Lexigram](https://docs.lexigram.io/v1/welcome) | NLP that extracts mentions of clinical concepts from text, gives access to clinical ontology | `apiKey` | Yes | Unknown |
+| [Lexigram](https://docs.lexigram.io/) | NLP that extracts mentions of clinical concepts from text, gives access to clinical ontology | `apiKey` | Yes | Unknown |
 | [Makeup](http://makeup-api.herokuapp.com/) | Makeup Information | No | No | Unknown |
 | [Medicare](https://data.medicare.gov/developers) | Access to the data from the CMS - medicare.gov | `apiKey` | Yes | Unknown |
 | [MyVaccination](https://documenter.getpostman.com/view/16605343/Tzm8GG7u) | Vaccination data for Malaysia | No | Yes | Unknown |