Update README.md

Fix typo in URL to YAML file

Author: g1zzm0

README.md

@@ -19,7 +19,7 @@ This repository provides the OpenAPI files published in the SwaggerHub organizat
 All published SwaggerHub APIs are synchronized all the time with the respective folders in this repository using the [GitHub Integration](https://support.smartbear.com/swaggerhub/docs/integrations/github-sync.html) feature. In particular, the following APIs are contained:
 * [Entire-API-Collection/openapi.yaml](./Entire-API-Collection/openapi.yaml) matches the [Entire-API-Collection API at SwaggerHub](https://app.swaggerhub.com/apis/Plattform_i40/Entire-API-Collection)
 * [AssetAdministrationShell-Environment/openapi.yaml](./AssetAdministrationShell-Environment/openapi.yaml) matches the [AssetAdministrationShell-Environment API at SwaggerHub](https://app.swaggerhub.com/apis/Plattform_i40/AssetAdministrationShell-Environment)
-* [AssetAdminstrationShell-API/openapi.yaml](./AssetAdminstrationShell-API/openapi.yaml) matches the [AssetAdminstrationShell API at SwaggerHub](https://app.swaggerhub.com/apis/Plattform_i40/AssetAdminstrationShell-API)
+* [AssetAdministrationShell-API/openapi.yaml](./AssetAdministrationShell-API/openapi.yaml) matches the [AssetAdministrationShell API at SwaggerHub](https://app.swaggerhub.com/apis/Plattform_i40/AssetAdministrationShell-API)
 * [Submodel-API/openapi.yaml](./Submodel-API/openapi.yaml) matches the [Submodel API at SwaggerHub](https://app.swaggerhub.com/apis/Plattform_i40/Submodel-API)
 * [AASX-File-Server/openapi.yaml](./AASX-File-Server/openapi.yaml) matches the [AASX-File-Server API at SwaggerHub](https://app.swaggerhub.com/apis/Plattform_i40/AASX-File-Server)
 * [Registry-and-Discovery/openapi.yaml](./Registry-and-Discovery/openapi.yaml) matches the [Registry-and-Discovery API at SwaggerHub](https://app.swaggerhub.com/apis/Plattform_i40/Registry-and-Discovery)