build: migrate maven plugin integration tests to a composite build (E…

…xpediaGroup#1662)

### 📝 Description

Migrate Maven plugin integration tests to a composite build to speed up the overall build and simplify main build logic.

### 🔗 Related Issues

update to SpringBoot 3 and Java 17 (ExpediaGroup#1638)

### 📝 Description

SpringBoot v3 requires Java 17. This PR updates target bytecode of ALL `graphql-kotlin` modules to Java 17 and as a result ibrary users will have to use Java 17+ as well.

### 🔗 Related Issues
* Resolves ExpediaGroup#1609

feat: config property to print schema (ExpediaGroup#1645)

chore: update federation jvm to 2.2.0 (ExpediaGroup#1636)

[federation] rename _FieldSet to FieldSet in Federation v2 (ExpediaGr…

…oup#1547) (ExpediaGroup#1618)

* [federation] rename _FieldSet to FieldSet in Federation v2

Per [Apollo Specification](https://www.apollographql.com/docs/federation/federation-spec), `_FieldSet` was renamed to `FieldSet` in Federation v2.

Resolves: ExpediaGroup#1512

* ktlint - unused imports

Co-authored-by: Dariusz Kuc <[email protected]>

feat: cherry-pick DataLoaderSyncExhaustionExhaustedInstrumentation (E…

…xpediaGroup#1613)

* feat: add missing async leafs use case to sync exhaustion (ExpediaGroup#1612)

* feat: cherry-pick syncExhaustionInstrumentation fix

* feat: remove Test file

feat: make builder use null graphQLContext if null was provided (Expe…

…diaGroup#1607)

[federation] add support for Fed 2.1 (ExpediaGroup#1591)

By default, Supergraph schema excludes all custom directives. Federation 2.1 adds new `@composeDirective` that can be used to instruct composition logic to preserve custom directives in the Supergraph schema.

```graphql
directive @composeDirective(name: String!) repeatable on SCHEMA
```

ktlint fix - unused import (ExpediaGroup#1594)

[federation] fix override directive definition (ExpediaGroup#1554)

`@override` directive is not repeatable. Fixing copy and paste bug.