message: Update README command;
diff: @@ -92,14 +92,14 @@ cargo test -p filecoin-signer
  Build WASM and link it locally so examples are linked to the local version:
  ```bash
  -make build_wasm
  +make build_npm
  ```
  After this, you can run the following tests / examples:
  | Command | Description |
  |--------------------------|---------------------------|
  -| `make test_wasm_unit` | Unit tests |
  -| `make test_wasm_node` | Node integration tests |
  -| `make test_wasm_browser` | Browser integration tests |
  -| `make test_wasm_ledger` | Ledger integration tests |
  +| `make test_npm_unit` | Unit tests |
  +| `make test_npm_node` | Node integration tests |
  +| `make test_npm_browser` | Browser integration tests |
  +| `make test_npm_ledger` | Ledger integration tests |
  