Update scalac-scapegoat-plugin to 1.4.12 (#262)

* Update scalac-scapegoat-plugin to 1.4.12

* Fix scapegoat warning about `.head`

Signed-off-by: Bendix Saeltz <bendix@saeltz.de>

Co-authored-by: scala-steward <162267+scala-steward-for-moia[bot]@users.noreply.github.com>
Co-authored-by: Bendix Sältz <bendix@saeltz.de>

Author: 3 people

build.sbt

@@ -63,7 +63,7 @@ lazy val scalaDependencies = Seq(
   "org.scala-lang.modules" %% "scala-collection-compat" % "2.6.0"
 )
 
-ThisBuild / scapegoatVersion := "1.4.11"
+ThisBuild / scapegoatVersion := "1.4.12"
 
 lazy val scalacOptions_2_12 = Seq(
   "-unchecked",

src/main/scala/io/moia/scalaHttpClient/AwsRequestSigner.scala

@@ -105,8 +105,7 @@ class AwsRequestSigner private (credentialsProvider: AwsCredentialsProvider, reg
     signedSdkRequest
       .headers()
       .asScala
-      .toSeq
-      .map(h => HttpHeader.parse(h._1, h._2.asScala.head))
+      .flatMap(header => header._2.asScala.headOption.map(value => HttpHeader.parse(header._1, value)))
       .collect { case ParsingResult.Ok(header, _) =>
         header
       }
@@ -118,9 +117,7 @@ object AwsRequestSigner extends StrictLogging {
 
   object AwsRequestSignerConfig {
     final case class AssumeRole(roleArn: String, roleSessionName: String, awsRegion: String) extends AwsRequestSignerConfig
-
     final case class BasicCredentials(accessKey: String, secretKey: String, awsRegion: String) extends AwsRequestSignerConfig
-
     final case class Instance(awsRegion: String) extends AwsRequestSignerConfig
   }