fix: add config dict to cli

[FogDong]

What does this PR address?

Fixes #(issue)

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[Haivilo]

Do we need to add --config-dict? I think we can achieve it by using Heredoc like kubectl?

bentoml deployment create --config-file - <<EOF
...
EOF

This was supported in v1 https://docs.bentoml.org/en/latest/bentocloud/how-tos/deploy-bentos.html#id1