remove hrefs to Hooks/index.md

Author: isaacvetter

docs/specification/1.0.md

@@ -50,7 +50,7 @@ Each CDS Service SHALL be described by the following attributes.
 
 Field | Optionality | Type | Description
 ----- | ----- | ----- | ---------
-`hook`| REQUIRED | *string* | The hook this service should be invoked on. See [Hooks](../hooks/index.md).
+`hook`| REQUIRED | *string* | The hook this service should be invoked on. See [Hooks](#Hooks).
 `title`| RECOMMENDED | *string* | The human-friendly name of this service.
 <nobr>`description`</nobr>| REQUIRED | *string* | The description of this service.
 `id` | REQUIRED | *string* | The {id} portion of the URL to this service which is available at<br />`{baseUrl}/cds-services/{id}`
@@ -107,7 +107,7 @@ An EHR SHALL call a CDS Service by `POST`ing a JSON document to the service as d
 
 Field | Optionality | Type | Description
 ----- | ----- | ----- | --------
-`hook` | REQUIRED | *string* | The hook that triggered this CDS Service call. See [Hooks](../hooks/index.md).
+`hook` | REQUIRED | *string* | The hook that triggered this CDS Service call. See [Hooks](#hooks).
 <nobr>`hookInstance`</nobr> | REQUIRED | *string* | A UUID for this particular hook call (see more information below).
 `fhirServer` | OPTIONAL | *URL* | The base URL EHR's [FHIR](https://www.hl7.org/fhir/) server. If fhirAuthorization is provided, this field is REQUIRED.  The scheme should be `https`
 `fhirAuthorization` | OPTIONAL | *object* | A structure holding an [OAuth 2.0][OAuth 2.0] bearer access token granting the CDS Service access to FHIR resources, along with supplemental information relating to the token. See the [FHIR Resource Access](#fhir-resource-access) section for more information.