chore: update bundler spec tests commit hash

Author: Vid201

.github/workflows/ci.yml

@@ -101,7 +101,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           repository: eth-infinitism/bundler-spec-tests
-          ref: '4d6f66a95099bd79d1da1210212d8f517fbb9481'
+          ref: '6209cdeaba48105cd7352468844be3882e7f3f23'
           submodules: true
 
       - uses: actions/checkout@v4

README.md

@@ -134,7 +134,7 @@ make lint
 make test
 ```
 
-Official [bundler spec tests](https://github.com/eth-infinitism/bundler-spec-tests) developed by the [eth-infinitism](https://github.com/eth-infinitism/) team are also included in the repo's CI pipeline (commit: [4d6f66a95099bd79d1da1210212d8f517fbb9481](https://github.com/eth-infinitism/bundler-spec-tests/tree/4d6f66a95099bd79d1da1210212d8f517fbb9481)). You can find more information on how to run tests [here](https://github.com/eth-infinitism/bundler-spec-tests). Make sure your contribution doesn't break the tests!
+Official [bundler spec tests](https://github.com/eth-infinitism/bundler-spec-tests) developed by the [eth-infinitism](https://github.com/eth-infinitism/) team are also included in the repo's CI pipeline (commit: [6209cdeaba48105cd7352468844be3882e7f3f23](https://github.com/eth-infinitism/bundler-spec-tests/tree/6209cdeaba48105cd7352468844be3882e7f3f23)). You can find more information on how to run tests [here](https://github.com/eth-infinitism/bundler-spec-tests). Make sure your contribution doesn't break the tests!
 
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