fix: increase expected cost for deploying context contracts in Near

contracts/context-config/tests/sandbox.rs

@@ -1161,7 +1161,7 @@ async fn test_storage_usage_matches_code_size() -> eyre::Result<()> {
     let node1_balance = node1_balance_after;
 
     assert!(
-        diff < NearToken::from_millinear(10),
+        diff < NearToken::from_millinear(15),
         "Node1 balance should not be reduced by more than 10 milliNEAR, but was reduced by {}",
         diff
     );