Fix typo in CI config

Author: michaldudak

.codesandbox/ci.json

@@ -21,7 +21,7 @@
     "packages/mui-utils",
     "packages/docs-utils",
     "packages/typescript-to-proptypes",
-    "packages/mui-babel/macros"
+    "packages/mui-babel-macros"
   ],
   "publishDirectory": {
     "@mui/base": "packages/mui-base/build",