enhance(json-schema): return types should be nonnullable for root fields

[ardatan]

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[changeset-bot]

🦋 Changeset detected

Latest commit: 400f98c

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 14 packages

Name	Type
@omnigraph/json-schema	Minor
@graphql-mesh/json-schema	Patch
@omnigraph/openapi	Patch
@omnigraph/raml	Patch
@graphql-mesh/container	Patch
hasura-openbrewery-geodb	Patch
json-schema-hello-world	Patch
covid-mesh	Patch
json-schema-example	Patch
json-schema-fhir	Patch
json-schema-subscriptions	Patch
@graphql-mesh/new-openapi	Patch
@graphql-mesh/raml	Patch
openapi-react-weatherbit	Patch

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[theguild-bot]

The latest changes of this PR are available as alpha in npm (based on the declared changesets):

@graphql-mesh/[email protected]
@graphql-mesh/[email protected]
@graphql-mesh/[email protected]
@graphql-mesh/[email protected]
@omnigraph/[email protected]
@omnigraph/[email protected]
@omnigraph/[email protected]