message: Adds the 'Monitor Site Collections Storage Usage' sample script. Closes
diff: @@ -610,6 +610,7 @@ nav:
  - 'Lists all tenant-wide extensions': 'sample-scripts/spo/list-tenant-wide-extensions.md'
  - 'List site collections and their lists': 'sample-scripts/spo/list-site-collection-lists.md'
  - 'Lists site collection owners': 'sample-scripts/spo/list-site-collection-owners.md'
  + - 'Monitor site collections storage usage': 'sample-scripts/spo/monitor-site-collection-storage-usage.md'
  - 'Remove a Site Collection Admin User from all Site Collections': 'sample-scripts/spo/remove-siteCollection-admin-user.md'
  - 'Remove orphaned redirect sites': 'sample-scripts/spo/remove-orphaned-redirect-sites.md'
  - 'Setup example site': 'sample-scripts/spo/setup-example-site.md'
  