Add missed resource MCP2::NetworkIronicFlat

Related-Prod: PRODX-3456
Change-Id: I3bd63c1e8c168969f1b182f93c83ffb2fe754309
diff --git a/de/heat-templates/env/bmt410-mstr3-wrkr3-cmp0-gtw0-osd3.yaml b/de/heat-templates/env/bmt410-mstr3-wrkr3-cmp0-gtw0-osd3.yaml
index 0475c50..ee32195 100644
--- a/de/heat-templates/env/bmt410-mstr3-wrkr3-cmp0-gtw0-osd3.yaml
+++ b/de/heat-templates/env/bmt410-mstr3-wrkr3-cmp0-gtw0-osd3.yaml
@@ -2,6 +2,7 @@
   "MCP2::NetworkAcc": ../fragments/NetworkAccBM.yaml
   "MCP2::NetworkAccStorage": ../fragments/NetworkAccVMStorage.yaml
   "MCP2::NetworkPrvFl": ../fragments/NetworkPrvFl.yaml
+  "MCP2::NetworkIronicFlat": ../fragments/NetworkIronicFlat.yaml
   "MCP2::SrvInstances": ../fragments/SrvInstancesBM.yaml
   "MCP2::SrvInstancesCeph": ../fragments/SrvInstancesBMCeph.yaml
   "MCP2::SrvInstancesCephOSD": ../fragments/SrvInstancesBMCephOSD.yaml