Add fix to support passing in JSON as string via command line arguments

[unclekhalifa]

When running a command like the one below, the secrets are parsed as if they're an array/object. This should resolve that

nx deploy "some-function" ... "--secrets" "[ENV_FILE=some-env]"

[nx-cloud]

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✅ Successfully ran 4 targets

• nx run-many --target=e2e --projects=gcp-functions-e2e --output-style=stream
• nx run-many --target=build --projects=gcp-cloud-run,gcp-functions --output-style=stream --prod
• nx run-many --target=version --projects=gcp-cloud-run,gcp-functions --output-style=stream
• nx run-many --target=test --projects=gcp-cloud-run,gcp-functions --output-style=stream --parallel=4

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[TriPSs]

Cool, thanks!