Bump expediaGraphqlVersion from 8.7.0 to 8.8.0 (#334)

Bumps `expediaGraphqlVersion` from 8.7.0 to 8.8.0.

Updates `com.expediagroup:graphql-kotlin-client` from 8.7.0 to 8.8.0
- [Release notes](https://github.com/ExpediaGroup/graphql-kotlin/releases)
- [Commits](ExpediaGroup/graphql-kotlin@8.7.0...8.8.0)

Updates `com.expediagroup:graphql-kotlin-ktor-client` from 8.7.0 to 8.8.0
- [Release notes](https://github.com/ExpediaGroup/graphql-kotlin/releases)
- [Commits](ExpediaGroup/graphql-kotlin@8.7.0...8.8.0)

Updates `com.expediagroup:graphql-kotlin-client-jackson` from 8.7.0 to 8.8.0
- [Release notes](https://github.com/ExpediaGroup/graphql-kotlin/releases)
- [Commits](ExpediaGroup/graphql-kotlin@8.7.0...8.8.0)

---
updated-dependencies:
- dependency-name: com.expediagroup:graphql-kotlin-client
  dependency-version: 8.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: com.expediagroup:graphql-kotlin-ktor-client
  dependency-version: 8.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: com.expediagroup:graphql-kotlin-client-jackson
  dependency-version: 8.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

dp-inntekt-api/build.gradle.kts

@@ -21,7 +21,7 @@ application {
     mainClass.set("no.nav.dagpenger.inntekt.ApplicationKt")
 }
 
-val expediaGraphqlVersion = "8.7.0"
+val expediaGraphqlVersion = "8.8.0"
 val moshiVersion = "1.14.0"
 val log4j2Version = "2.24.3"