chore(common): update image ghcr.io/cloudnative-pg/postgresql digest to 44ae136 (#44401)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| ghcr.io/cloudnative-pg/postgresql | digest | `d05d23e` -> `44ae136` |

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charts/library/common/values.yaml

@@ -649,7 +649,7 @@ postgres15Image:
 
 postgres16Image:
   repository: ghcr.io/cloudnative-pg/postgresql
-  tag: "16.11@sha256:d05d23e406584fdb675b0427eb93acd082fc129312ce37621e4c8df207021e41"
+  tag: "16.11@sha256:44ae136890c37438f5324e4fe5b1f79e556440585688fe558604cc0d408bc560"
   pullPolicy: IfNotPresent
 
 postgresPostgis15Image: