update eslint warning thresholds

Author: matthiasgeihs

eslint-warning-thresholds.json

@@ -215,10 +215,6 @@
     "import-x/namespace": 14,
     "jest/no-conditional-in-test": 8
   },
-  "packages/keyring-controller/src/KeyringController.ts": {
-    "@typescript-eslint/no-unsafe-enum-comparison": 4,
-    "@typescript-eslint/no-unused-vars": 1
-  },
   "packages/keyring-controller/tests/mocks/mockKeyring.ts": {
     "@typescript-eslint/prefer-readonly": 1
   },