fix(discovery-v1): property indexed corrected to available for mo…

…del `EnvironmentDocuments`

plus, docs changes

discovery/v1.ts

@@ -2238,7 +2238,7 @@ class DiscoveryV1 extends BaseService {
    * Query a collection.
    *
    * By using this method, you can construct long queries. For details, see the [Discovery
-   * documentation](https://cloud.ibm.com/docs/services/discovery?topic=discovery-query-concepts#query-concepts).
+   * documentation](https://cloud.ibm.com/docs/discovery?topic=discovery-query-concepts#query-concepts).
    *
    * @param {Object} params - The parameters to send to the service.
    * @param {string} params.environmentId - The ID of the environment.
@@ -2383,8 +2383,8 @@ class DiscoveryV1 extends BaseService {
    *
    * Queries for notices (errors or warnings) that might have been generated by the system. Notices are generated when
    * ingesting documents and performing relevance training. See the [Discovery
-   * documentation](https://cloud.ibm.com/docs/services/discovery?topic=discovery-query-concepts#query-concepts) for
-   * more details on the query language.
+   * documentation](https://cloud.ibm.com/docs/discovery?topic=discovery-query-concepts#query-concepts) for more details
+   * on the query language.
    *
    * @param {Object} params - The parameters to send to the service.
    * @param {string} params.environmentId - The ID of the environment.
@@ -2509,8 +2509,7 @@ class DiscoveryV1 extends BaseService {
    * Query multiple collections.
    *
    * By using this method, you can construct long queries that search multiple collection. For details, see the
-   * [Discovery
-   * documentation](https://cloud.ibm.com/docs/services/discovery?topic=discovery-query-concepts#query-concepts).
+   * [Discovery documentation](https://cloud.ibm.com/docs/discovery?topic=discovery-query-concepts#query-concepts).
    *
    * @param {Object} params - The parameters to send to the service.
    * @param {string} params.environmentId - The ID of the environment.
@@ -2649,8 +2648,8 @@ class DiscoveryV1 extends BaseService {
    *
    * Queries for notices (errors or warnings) that might have been generated by the system. Notices are generated when
    * ingesting documents and performing relevance training. See the [Discovery
-   * documentation](https://cloud.ibm.com/docs/services/discovery?topic=discovery-query-concepts#query-concepts) for
-   * more details on the query language.
+   * documentation](https://cloud.ibm.com/docs/discovery?topic=discovery-query-concepts#query-concepts) for more details
+   * on the query language.
    *
    * @param {Object} params - The parameters to send to the service.
    * @param {string} params.environmentId - The ID of the environment.
@@ -3554,7 +3553,7 @@ class DiscoveryV1 extends BaseService {
    *
    * You associate a customer ID with data by passing the **X-Watson-Metadata** header with a request that passes data.
    * For more information about personal data and customer IDs, see [Information
-   * security](https://cloud.ibm.com/docs/services/discovery?topic=discovery-information-security#information-security).
+   * security](https://cloud.ibm.com/docs/discovery?topic=discovery-information-security#information-security).
    *
    * @param {Object} params - The parameters to send to the service.
    * @param {string} params.customerId - The customer ID for which all data is to be deleted.
@@ -6138,13 +6137,13 @@ namespace DiscoveryV1 {
     /** The access key ID associated with the cloud object store. Only valid, and required, with a
      *  **credential_type** of `aws4_hmac`. This value is never returned and is only used when creating or modifying
      *  **credentials**. For more infomation, see the [cloud object store
-     *  documentation](https://cloud.ibm.com/docs/services/cloud-object-storage?topic=cloud-object-storage-using-hmac-credentials#using-hmac-credentials).
+     *  documentation](https://cloud.ibm.com/docs/cloud-object-storage?topic=cloud-object-storage-using-hmac-credentials#using-hmac-credentials).
      */
     access_key_id?: string;
     /** The secret access key associated with the cloud object store. Only valid, and required, with a
      *  **credential_type** of `aws4_hmac`. This value is never returned and is only used when creating or modifying
      *  **credentials**. For more infomation, see the [cloud object store
-     *  documentation](https://cloud.ibm.com/docs/services/cloud-object-storage?topic=cloud-object-storage-using-hmac-credentials#using-hmac-credentials).
+     *  documentation](https://cloud.ibm.com/docs/cloud-object-storage?topic=cloud-object-storage-using-hmac-credentials#using-hmac-credentials).
      */
     secret_access_key?: string;
   }
@@ -6298,7 +6297,7 @@ namespace DiscoveryV1 {
      *   When using `elements` the **options** object must contain Element Classification options. Additionally, when
      *  using the `elements` enrichment the configuration specified and files ingested must meet all the criteria
      *  specified in [the
-     *  documentation](https://cloud.ibm.com/docs/services/discovery?topic=discovery-element-classification#element-classification).
+     *  documentation](https://cloud.ibm.com/docs/discovery?topic=discovery-element-classification#element-classification).
      */
     enrichment: string;
     /** If true, then most errors generated during the enrichment process will be treated as warnings and will not
@@ -6359,7 +6358,7 @@ namespace DiscoveryV1 {
   /** Summary of the document usage statistics for the environment. */
   export interface EnvironmentDocuments {
     /** Number of documents indexed for the environment. */
-    indexed?: number;
+    available?: number;
     /** Total number of documents allowed in the environment's capacity. */
     maximum_allowed?: number;
   }