feat(deps): update dependencies from v7.1.5 to v8 (major) (#111)

* feat(deps): update dependencies from v7.1.5 to v8

* update federation directives

---------

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Dan Adajian <dadajian@expediagroup.com>

Author: renovate[bot]

build.gradle.kts

@@ -6,13 +6,13 @@ repositories {
 
 plugins {
     kotlin("jvm") version "2.0.20"
-    id("com.expediagroup.graphql") version "7.1.5"
+    id("com.expediagroup.graphql") version "8.0.0"
 }
 
 dependencies {
-    implementation("com.expediagroup", "graphql-kotlin-schema-generator", "7.1.5")
-    implementation("com.expediagroup", "graphql-kotlin-server", "7.1.5")
-    implementation("com.expediagroup", "graphql-kotlin-federation", "7.1.5")
+    implementation("com.expediagroup", "graphql-kotlin-schema-generator", "8.0.0")
+    implementation("com.expediagroup", "graphql-kotlin-server", "8.0.0")
+    implementation("com.expediagroup", "graphql-kotlin-federation", "8.0.0")
 }
 
 sourceSets {

test/unit/should_replace_federation_directives/schema.graphql

@@ -1,6 +1,9 @@
-directive @extends on OBJECT
-directive @external on FIELD_DEFINITION
-directive @key(fields: FieldSet!) repeatable on OBJECT | INTERFACE
+directive @extends on OBJECT | INTERFACE
+directive @external on OBJECT | FIELD_DEFINITION
+directive @key(
+  fields: FieldSet!
+  resolvable: Boolean = true
+) repeatable on OBJECT | INTERFACE
 scalar FieldSet
 
 type FederatedType @extends @key(fields: "some field") {