Rename concept-storage-containers-storage-assets to concept-storage-containers-assets

Shorten folder and file name to fix PRMerger new-service-folders validation.
Updated all cross-references in toc.yml, concept-managed-identities.md, and how-to-manage-storage-containers.md.

Co-authored-by: Copilot <[email protected]>

Author: umamaheshmsft

…ept-storage-containers-storage-assets.md …ery/concept-storage-containers-assets.mdarticles/microsoft-discovery/concept-storage-containers-storage-assets.md renamed to articles/microsoft-discovery/concept-storage-containers-assets.md articles/microsoft-discovery/concept-storage-containers-storage-assets.md renamed to articles/microsoft-discovery/concept-storage-containers-assets.md

@@ -25,7 +25,7 @@ Microsoft Discovery uses **storage containers** and **storage assets** to organi
 
 Storage containers and storage assets exist in a two-level hierarchy at the resource group level, referenced by workspaces through projects:
 
-:::image type="content" source="media/concept-storage-containers-storage-assets/storage-hierarchy.jpg" alt-text="Diagram showing storage container and storage asset hierarchy within a resource group, with workspace and project references." lightbox="media/concept-storage-containers-storage-assets/storage-hierarchy.jpg":::
+:::image type="content" source="media/concept-storage-containers-assets/storage-hierarchy.jpg" alt-text="Diagram showing storage container and storage asset hierarchy within a resource group, with workspace and project references." lightbox="media/concept-storage-containers-assets/storage-hierarchy.jpg":::
 
 A workspace can have multiple storage containers, each pointing to a different storage account. A storage container can have multiple storage assets, each pointing to a different blob path within the same storage account.
 

…ers-storage-assets/storage-hierarchy.jpg …-containers-assets/storage-hierarchy.jpgarticles/microsoft-discovery/media/concept-storage-containers-storage-assets/storage-hierarchy.jpg renamed to articles/microsoft-discovery/media/concept-storage-containers-assets/storage-hierarchy.jpg articles/microsoft-discovery/media/concept-storage-containers-storage-assets/storage-hierarchy.jpg renamed to articles/microsoft-discovery/media/concept-storage-containers-assets/storage-hierarchy.jpg

@@ -67,7 +67,7 @@ items:
             href: concept-bookshelf-knowledge-bases.md
             displayName: Microsoft Discovery, Concept, Bookshelf Service, Knowledge Bases
           - name: Storage containers and storage assets
-            href: concept-storage-containers-storage-assets.md
+            href: concept-storage-containers-assets.md
             displayName: Microsoft Discovery, storage containers, storage assets, blob storage, data layer
       - name: Network Security & Data Protection
         items: