kurtosis-devnet: Support the interop prestate (#13830)

Not currently used in the interop devnet as we're not yet deploying the new game type.

kurtosis-devnet/cmd/main.go

@@ -157,8 +157,9 @@ func (h *localPrestateHolder) GetPrestateInfo() (*PrestateInfo, error) {
 	// Map of known file prefixes to their keys
 	fileToKey := map[string]string{
 		"prestate-proof.json":         "prestate",
-		"prestate-proof-mt64.json": "prestate-mt64",
-		"prestate-proof-mt.json":   "prestate-mt",
+		"prestate-proof-mt64.json":    "prestate_mt64",
+		"prestate-proof-mt.json":      "prestate_mt",
+		"prestate-proof-interop.json": "prestate_interop",
 	}
 
 	// Build all prestate files directly in the target directory