[AOE] Changed default SQL database backup redundancy to LRS (#1951)

Co-authored-by: Hélder Pinto <[email protected]>

Author: helderpinto

docs-mslearn/toolkit/changelog.md

@@ -86,6 +86,8 @@ _Released January 2026_
 
 ### [Optimization engine](optimization-engine/overview.md) v13
 
+- **Changed**
+  - Changed default SQL database backup redundancy to LRS, for improved cost efficiency and compatibility with deployments in non-paired Azure regions.
 - **Fixed**
   - Reservations-related workbooks fixed by replacing Instance Size Flexibility ratios CSV vanity URL with actual one to work around Log Analytics externaldata limitation ([#1810](https://github.com/microsoft/finops-toolkit/issues/1810)).
   - Underutilized disks recommendations were not being generated when customer environment has Premium SSD V2 disks ([#1831](https://github.com/microsoft/finops-toolkit/issues/1831)).

src/optimization-engine/azuredeploy-nested.bicep

@@ -1761,7 +1761,7 @@ resource sqlDatabase 'Microsoft.Sql/servers/databases@2022-05-01-preview' = {
     zoneRedundant: false
     readScale: 'Disabled'
     autoPauseDelay: 60
-    requestedBackupStorageRedundancy: 'Geo'
+    requestedBackupStorageRedundancy: 'Local'
   }
 }