fix(deps): update rust crate async-graphql-axum to 7.0.3

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
async-graphql-axum	dependencies	patch	7 -> 7.0.3

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Release Notes

async-graphql/async-graphql (async-graphql-axum)

v7.0.3

• Sort schema fields & enums if required #​1475
• Change the type_name of EmptySubscription fix #​1435 #​1475
• add Request::set_parsed_query method #​1483
• Upgrade strum to 0.26 #​1485
• Fix validation of non-nullable variables with default values #​1491
• add NextExecute::run_with_data method to attach context data before execution
• feat: add registry method in dynamic::Registry #​1492
• Allow non-scalars to be used as directive arguments #​1493
• fix: add description to __schema introspection result #​1489

v7.0.2

• Fix #[derive(OneofObject)] rejecting enums where the type comes from a macro subsitution #​1473
• Optimize object proc-macro codegen #​1470
• Use impl Future instead of async-trait in most traits. #​1468
• Upgrade base64 to 0.21 #​1466
• Standardize space between Args, Lists and Binary items #​1392
• feat: support bigdecimal 0.4.x #​1358

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