[version] Bump llama-index-readers-file dependency to version 0.3.0 (#16912)

...tegrations/readers/llama-index-readers-gcs/pyproject.toml

...rations/readers/llama-index-readers-github/pyproject.toml

...rations/readers/llama-index-readers-joplin/pyproject.toml

...egrations/readers/llama-index-readers-mbox/pyproject.toml

...s/llama-index-readers-microsoft-sharepoint/pyproject.toml

...tions/readers/llama-index-readers-obsidian/pyproject.toml

...ions/readers/llama-index-readers-pandas-ai/pyproject.toml

...rations/readers/llama-index-readers-pebblo/pyproject.toml

...ntegrations/readers/llama-index-readers-s3/pyproject.toml

...r_stores/llama-index-vector-stores-mongodb/pyproject.toml

llama-index-networks/pyproject.toml

...dex-packs/llama-index-packs-code-hierarchy/pyproject.toml

...acks/llama-index-packs-recursive-retriever/pyproject.toml

...ex-packs/llama-index-packs-resume-screener/pyproject.toml

poetry.lock

pyproject.toml