build(deps): bump @nx/nx-darwin-x64 from 20.1.2 to 20.3.0 (#831)

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

Author: dependabot[bot]

package-lock.json

@@ -13,7 +13,7 @@
   },
   "optionalDependencies": {
     "@nx/nx-darwin-arm64": "20.3.0",
-    "@nx/nx-darwin-x64": "20.1.2",
+    "@nx/nx-darwin-x64": "20.3.0",
     "@nx/nx-linux-arm-gnueabihf": "20.2.1",
     "@nx/nx-linux-arm64-gnu": "20.0.6",
     "@nx/nx-linux-arm64-musl": "20.2.2",