Add missing wasm-debug alias to nested-contracts

Author: webmaster128

contracts/nested-contracts/.cargo/config.toml

@@ -1,5 +1,6 @@
 [alias]
 wasm = "build --release --lib --target wasm32-unknown-unknown"
+wasm-debug = "build --lib --target wasm32-unknown-unknown"
 unit-test = "test --lib"
 schema = "run --bin schema"
 integration-test = "test --lib integration_tests"