Remove unused dependent repos after migration

Author: JasonWHowell

.openpublishing.publish.config.json

@@ -44,12 +44,6 @@
             "branch": "main",
             "branch_mapping": {}
         },
-        {
-            "path_to_root": "acr-tasks",
-            "url": "https://github.com/Azure-Samples/acr-tasks",
-            "branch": "master",
-            "branch_mapping": {}
-        },
         {
             "path_to_root": "active-directory-b2c-javascript-nodejs-webapi",
             "url": "https://github.com/Azure-Samples/active-directory-b2c-javascript-nodejs-webapi",
@@ -74,12 +68,6 @@
             "branch": "master",
             "branch_mapping": {}
         },
-        {
-            "path_to_root": "azure_arc_sample",
-            "url": "https://github.com/microsoft/azure_arc",
-            "branch": "main",
-            "branch_mapping": {}
-        },
         {
             "path_to_root": "azure_cli_scripts",
             "url": "https://github.com/Azure-Samples/azure-cli-samples",