Bump @polkadot/api-contract from 10.10.1 to 10.11.1 (#306)

Bumps [@polkadot/api-contract](https://github.com/polkadot-js/api/tree/HEAD/packages/api-contract) from 10.10.1 to 10.11.1.
- [Release notes](https://github.com/polkadot-js/api/releases)
- [Changelog](https://github.com/polkadot-js/api/blob/master/CHANGELOG.md)
- [Commits](https://github.com/polkadot-js/api/commits/v10.11.1/packages/api-contract)

---
updated-dependencies:
- dependency-name: "@polkadot/api-contract"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -20,7 +20,7 @@
     "@mui/icons-material": "^5.14.15",
     "@mui/material": "^5.13.5",
     "@polkadot/api": "^10.4.1",
-    "@polkadot/api-contract": "^10.4.1",
+    "@polkadot/api-contract": "^10.11.1",
     "@polkadot/extension-dapp": "^0.46.3",
     "@polkadot/extension-inject": "^0.46.1",
     "@polkadot/react-identicon": "^3.4.1",