Update scala-compiler, scala-library, ... to 2.13.15 (#5504)

Co-authored-by: Michel Davit <[email protected]>

build.sbt

@@ -206,7 +206,7 @@ ThisBuild / developers := List(
 )
 
 // scala versions
-val scala213 = "2.13.14"
+val scala213 = "2.13.15"
 val scala212 = "2.12.20"
 val scalaDefault = scala213
 

project/ScalacOptions.scala

@@ -57,12 +57,12 @@ object ScalacOptions {
     // silence all scala library deprecation warnings in 2.13
     // since we still support 2.12
     "conf:cat=deprecation&origin=scala\\..*&since>2.12.99:s" +
+      // until we can set fatalWarningOptions, handle those as errors
+      ",cat=unused:e" +
       // silence unused-imports compat
       ",cat=unused-imports&origin=scala\\.collection\\.compat\\..*:s" +
       ",cat=unused-imports&origin=kantan\\.codecs\\.compat\\..*:s" +
-      ",cat=unused-imports&origin=com\\.spotify\\.scio\\.repl\\.compat\\..*:s" +
-      // until we can set fatalWarningOptions, handle those as errors
-      ",cat=unused:e",
+      ",cat=unused-imports&origin=com\\.spotify\\.scio\\.repl\\.compat\\..*:s",
     _.isBetween(V2_13_2, V3_0_0)
   )
 

project/plugins.sbt

@@ -17,7 +17,7 @@ addSbtPlugin("com.github.sbt" % "sbt-site" % "1.7.0")
 addSbtPlugin("com.github.sbt" % "sbt-site-paradox" % "1.7.0")
 addSbtPlugin("com.github.sbt" % "sbt-paradox-material-theme" % "0.7.0")
 addSbtPlugin("org.scalameta" % "sbt-mdoc" % "2.6.1")
-addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.2.0")
+addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.2.1")
 addSbtPlugin("pl.project13.scala" % "sbt-jmh" % "0.4.7")
 
 val avroVersion = sys.props.get("avro.version").getOrElse("1.11.3")

scio-core/src/main/scala/com/spotify/scio/schemas/To.scala

@@ -24,7 +24,6 @@ import org.apache.beam.sdk.schemas.{Schema => BSchema, SchemaCoder}
 import org.apache.beam.sdk.values._
 import org.typelevel.scalaccompat.annotation.nowarn
 
-import scala.annotation.tailrec
 import scala.jdk.CollectionConverters._
 import scala.reflect.ClassTag
 
@@ -38,13 +37,6 @@ sealed trait To[I, O] extends (SCollection[I] => SCollection[O]) with Serializab
 
 object To {
 
-  @tailrec @inline
-  private def getBaseType(t: BSchema.FieldType): BSchema.FieldType = {
-    val log = t.getLogicalType()
-    if (log == null) t
-    else getBaseType(log.getBaseType())
-  }
-
   // Position API
   private case class Location(p: List[String])
   private case class Positional[T](location: Location, value: T)