Remove unnecessary eslint.config.cjs file

libraries/botbuilder-ai/eslint.config.cjs

@@ -1,3 +0,0 @@
-const sharedConfig = require('../../eslint.config.cjs');
-
-module.exports = [...sharedConfig];

libraries/botbuilder-ai/package.json

@@ -50,7 +50,7 @@
     "build:rollup": "yarn clean && yarn build && api-extractor run --verbose --local",
     "clean": "rimraf _ts3.4 lib tsconfig.tsbuildinfo",
     "depcheck": "depcheck --config ../../.depcheckrc",
-    "lint": "eslint .",
+    "lint": "eslint . --config ../../eslint.config.cjs",
     "postbuild": "downlevel-dts lib _ts3.4/lib --checksum",
     "test": "npm-run-all build test:mocha",
     "test:mocha": "nyc mocha tests",