Remove testhub utility package (Azure#14678)

* Remove testhub CLI utility from repo

* update pnpm-lock.yaml

* remove vestigal traces of testhub

dataplane.code-workspace

@@ -108,10 +108,6 @@
       "name": "form-recognizer",
       "path": "sdk/formrecognizer/ai-form-recognizer"
     },
-    {
-      "name": "testhub",
-      "path": "sdk/eventhub/testhub"
-    },
     {
       "name": "identity",
       "path": "sdk/identity/identity"

eng/.docsettings.yml

@@ -50,7 +50,6 @@ known_presence_issues:
   - ["sdk/applicationinsights/applicationinsights-query/CHANGELOG.md", "#1583"]
   - ["sdk/batch/batch/CHANGELOG.md", "#1583"]
   - ["sdk/eventgrid/eventgrid/CHANGELOG.md", "#1583"]
-  - ["sdk/eventhub/testhub/CHANGELOG.md", "#1583"]
   - ["sdk/graphrbac/graph/CHANGELOG.md", "#1583"]
   - ["sdk/operationalinsights/loganalytics/CHANGELOG.md", "#1583"]
   - ["sdk/servicefabric/servicefabric/CHANGELOG.md", "#1583"]
@@ -122,7 +121,6 @@ known_content_issues:
   - ["sdk/eventhub/event-processor-host/README.md",  "#1583"]
   - ["sdk/eventhub/README.md",  "#1583"]
   - ["sdk/eventhub/mock-hub/README.md",  "#1583"]
-  - ["sdk/eventhub/testhub/README.md",  "#1583"]
   - ["sdk/graphrbac/graph/README.md",  "#1583"]
   - ["sdk/keyvault/README.md",  "#1583"]
   - ["sdk/operationalinsights/loganalytics/README.md",  "#1583"]
@@ -144,5 +142,4 @@ known_content_issues:
 package_indexing_exclusion_list:
   - "@azure/template"
   - "azure-sp"
-  - "testhub"
   - "azure-sdk-for-js"

rush.json

@@ -497,11 +497,6 @@
       "projectFolder": "sdk/eventhub/mock-hub",
       "versionPolicyName": "utility"
     },
-    {
-      "packageName": "testhub",
-      "projectFolder": "sdk/eventhub/testhub",
-      "versionPolicyName": "utility"
-    },
     {
       "packageName": "@azure/identity",
       "projectFolder": "sdk/identity/identity",