renamed icarus mngt to hosting mngt

deploy/flux/hosting-mngt/secrets/.env.d/oci_registry_secret.example.json

@@ -0,0 +1,8 @@
+{
+    "auths": {
+        "xxx.xxx.con": {
+            "username": "xxxx",
+            "password": "xxxx"
+        }
+    }
+}