6 string references to graphql.query_provider in GraphQL 8.3

MockGraphQLPluginTrait::mockSchemaFactory in tests/src/Traits/MockGraphQLPluginTrait.php

PermissionsTest::setUp in tests/src/Kernel/Framework/PermissionsTest.php

ResultCacheTest::testPersistedQuery in tests/src/Kernel/Framework/ResultCacheTest.php

Test persisted query handling.

ResultTest::testBatchedQueries in tests/src/Kernel/Framework/ResultTest.php

Test a batched query result.

ResultTest::testPersistedQuery in tests/src/Kernel/Framework/ResultTest.php

Test a persisted query result.

SchemaPluginBase::create in src/Plugin/GraphQL/Schemas/SchemaPluginBase.php

Creates an instance of the plugin.