Update zio, zio-test, zio-test-sbt to 2.0.15 (#712)

* Update zio, zio-test, zio-test-sbt to 2.0.15

* Update Scala3 version to 3.3.0

---------

Co-authored-by: Michael Nedokushev <grouzen.hexy@gmail.com>

build.sbt

@@ -4,7 +4,7 @@ inThisBuild(
   List(
     name               := "ZIO Telemetry",
     organization       := "dev.zio",
-    zioVersion         := "2.0.14",
+    zioVersion         := "2.0.15",
     homepage           := Some(url("https://zio.dev/zio-telemetry/")),
     licenses           := List("Apache-2.0" -> url("http://www.apache.org/licenses/LICENSE-2.0")),
     developers         := List(
@@ -21,7 +21,7 @@ inThisBuild(
         url("https://github.com/runtologist")
       )
     ),
-    crossScalaVersions := Seq(scala212.value, scala213.value, scala3.value),
+    crossScalaVersions := Seq(scala212.value, scala213.value, "3.3.0"),
     ciEnabledBranches  := Seq("series/2.x"),
     pgpPassphrase      := sys.env.get("PGP_PASSWORD").map(_.toArray),
     pgpPublicRing      := file("/tmp/public.asc"),

project/Dependencies.scala

@@ -7,7 +7,7 @@ object Dependencies {
     val opentelemetry         = "1.26.0"
     val opencensus            = "0.31.1"
     val scalaCollectionCompat = "2.10.0"
-    val zio                   = "2.0.14"
+    val zio                   = "2.0.15"
   }
 
   object Orgs {