Update image tag version in main.json

Author: Harsh-Microsoft

infra/main.json

@@ -6,7 +6,7 @@
     "_generator": {
       "name": "bicep",
       "version": "0.37.4.10188",
-      "templateHash": "9319012093725806760"
+      "templateHash": "5746734565036197616"
     },
     "name": "Document Generation Solution Accelerator",
     "description": "CSA CTO Gold Standard Solution Accelerator for Document Generation.\n"
@@ -230,7 +230,7 @@
     },
     "imageTag": {
       "type": "string",
-      "defaultValue": "latest_waf",
+      "defaultValue": "latest_waf_2025-09-18_736",
       "metadata": {
         "description": "Optional. Image Tag."
       }