chore(docs): remove unneeded toc.yaml

This was leftover from the previous docs site / build process

packages/docs/toc.yaml

@@ -1,58 +0,0 @@
-
-- label: 'Get started'
-  items:
-    - label: 'What is Blockly?'
-      id: 'guides/get-started/what-is-blockly'
-    - label: 'Visual glossary'
-      id: 'guides/get-started/workspace-anatomy'
-
-- label: 'Programming considerations'
-  items:
-    - label: 'Fork Blockly'
-      id: 'guides/programming/forking_blockly'
-
-- label: 'Build your editor'
-  items:
-    - label: 'Workspaces'
-      items:
-        - label: 'Create a workspace'
-          items:
-            - label: 'Create a workspace'
-              id: 'guides/configure/web/configuration_struct'
-
-    - label: 'Localization'
-      id: 'guides/configure/web/translations'
-
-- label: 'Build your blocks'
-  items:
-    - label: 'Block definitions'
-      items:
-        - label: 'Ways to define blocks'
-          items:
-            - label: 'JSON and JavaScript'
-              id: 'guides/create-custom-blocks/define/json-and-js'
-
-            - label: 'Legacy Blockly Developer Tools'
-              id: 'guides/create-custom-blocks/define/legacy-blockly-developer-tools'
-
-        - label: 'Block structure'
-          items:
-            - label: 'Anatomy of a block'
-              id: 'guides/create-custom-blocks/define/block-anatomy'
-
-    - label: 'Code generation'
-      items:
-        - label: 'Block-code generators'
-          id: 'guides/create-custom-blocks/code-generation/block-code'
-
-    - label: 'Fields'
-      items:
-        - label: 'Built-in fields'
-          items:
-            - label: 'Dropdown'
-              id: 'guides/create-custom-blocks/fields/built-in-fields/dropdown'
-        - label: 'Custom fields'
-          items:
-            - label: 'Create a custom field'
-              id: 'guides/create-custom-blocks/fields/customizing-fields/creating'
-