Fix typo in storageDevices definition to fix amGb

Related-PROD: PROD-0000
Change-Id: I32f530a119063e1715fe3d699bf28cc69f56946a
diff --git a/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3.yaml
index 924681c..7d1ba5d 100644
--- a/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp2-ntw3.yaml
@@ -38,7 +38,7 @@
               - name: vdb
                 role: hdd
                 sizeGb: 20
-            amGb: 8
+            ramGb: 8
             cores: 2
             # The roles will be assigned based on node labels.
             # roles: