[scala-akka-http] fixed getOffsetDateTimeHeader and removed broken test due invalid v2 spec (OpenAPITools#6109)

Author: chameleon82

modules/openapi-generator/src/main/resources/scala-akka-client/requests.mustache

@@ -3,6 +3,7 @@ package {{mainPackage}}.core
 
 import java.io.File
 import java.net.URLEncoder
+import java.time.OffsetDateTime
 
 import scala.util.Try
 
@@ -26,6 +27,8 @@ sealed trait ApiReturnWithHeaders {
 
   def getBooleanHeader(name: String): Option[Boolean] = castedHeader(name, java.lang.Boolean.parseBoolean)
 
+  def getOffsetDateTimeHeader(name: String): Option[OffsetDateTime] = castedHeader(name, java.time.OffsetDateTime.parse)
+
   private def castedHeader[U](name: String, conversion: String => U): Option[U] = {
     Try {
       header(name).map(conversion)

samples/client/petstore/scala-akka/src/main/scala/org/openapitools/client/core/requests.scala

@@ -13,6 +13,7 @@ package org.openapitools.client.core
 
 import java.io.File
 import java.net.URLEncoder
+import java.time.OffsetDateTime
 
 import scala.util.Try
 
@@ -36,6 +37,8 @@ sealed trait ApiReturnWithHeaders {
 
   def getBooleanHeader(name: String): Option[Boolean] = castedHeader(name, java.lang.Boolean.parseBoolean)
 
+  def getOffsetDateTimeHeader(name: String): Option[OffsetDateTime] = castedHeader(name, java.time.OffsetDateTime.parse)
+
   private def castedHeader[U](name: String, conversion: String => U): Option[U] = {
     Try {
       header(name).map(conversion)

samples/client/petstore/scala-akka/src/test/scala/PetApiTest.scala

@@ -13,6 +13,7 @@ package org.openapitools.client.core
 
 import java.io.File
 import java.net.URLEncoder
+import java.time.OffsetDateTime
 
 import scala.util.Try
 
@@ -36,6 +37,8 @@ sealed trait ApiReturnWithHeaders {
 
   def getBooleanHeader(name: String): Option[Boolean] = castedHeader(name, java.lang.Boolean.parseBoolean)
 
+  def getOffsetDateTimeHeader(name: String): Option[OffsetDateTime] = castedHeader(name, java.time.OffsetDateTime.parse)
+
   private def castedHeader[U](name: String, conversion: String => U): Option[U] = {
     Try {
       header(name).map(conversion)