Bump @openzeppelin/upgrades-core in /packages/hardhat-zksync-upgradable

Bumps [@openzeppelin/upgrades-core](https://github.com/OpenZeppelin/openzeppelin-upgrades) from 1.27.3 to 1.28.0.
- [Release notes](https://github.com/OpenZeppelin/openzeppelin-upgrades/releases)
- [Commits](https://github.com/OpenZeppelin/openzeppelin-upgrades/compare/@openzeppelin/[email protected]...@openzeppelin/[email protected])

---
updated-dependencies:
- dependency-name: "@openzeppelin/upgrades-core"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

packages/hardhat-zksync-upgradable/package.json

@@ -35,7 +35,7 @@
     "@matterlabs/hardhat-zksync-deploy": "^0.6.3",
     "@matterlabs/hardhat-zksync-solc": "^0.4.0",
     "@openzeppelin/hardhat-upgrades": "^1.22.1",
-    "@openzeppelin/upgrades-core": "~1.27.0",
+    "@openzeppelin/upgrades-core": "~1.28.0",
     "dockerode": "^3.3.4"
   },
   "devDependencies": {