Remove silencer (#2866)

Is now integrated to Scala 2.12 in addition to 2.13 and 3.x

project/BuildHelper.scala

@@ -11,7 +11,6 @@ object BuildHelper extends ScalaSettings {
   val Scala3           = "3.3.3"
   val ScoverageVersion = "2.0.12"
   val JmhVersion       = "0.4.7"
-  val SilencerVersion  = "1.7.17"
 
   private val stdOptions = Seq(
     "-deprecation",
@@ -85,17 +84,6 @@ object BuildHelper extends ScalaSettings {
       s"-DZIOHttpLogLevel=${Debug.ZIOHttpLogLevel}",
     ),
     ThisBuild / fork               := true,
-    libraryDependencies ++= {
-      if (scalaVersion.value == Scala3)
-        Seq(
-          "com.github.ghik" % s"silencer-lib_$Scala213" % SilencerVersion % Provided,
-        )
-      else
-        Seq(
-          "com.github.ghik" % "silencer-lib"            % SilencerVersion % Provided cross CrossVersion.full,
-          compilerPlugin("com.github.ghik" % "silencer-plugin" % SilencerVersion cross CrossVersion.full),
-        )
-    },
     semanticdbEnabled              := scalaVersion.value != Scala3,
     semanticdbOptions += "-P:semanticdb:synthetics:on",
     semanticdbVersion              := {

project/ScalaSettings.scala

@@ -67,7 +67,6 @@ trait ScalaSettings {
     "-Wunused:locals",   // Warn if a local definition is unused.
     "-Wvalue-discard",   // Warn when non-Unit expression results are unused.
     "-Ywarn-unused:params,-implicits",
-    "-P:silencer:globalFilters=[zio.stacktracer.TracingImplicits.disableAutoTrace]",
   )
 
   val scala212Settings: Seq[String] = baseSettings ++ Seq(
@@ -80,6 +79,5 @@ trait ScalaSettings {
     "-Ywarn-unused:_,imports",
     "-Ywarn-unused:imports",
     "-Ywarn-unused:params,-implicits",
-    "-P:silencer:globalFilters=[zio.stacktracer.TracingImplicits.disableAutoTrace]",
   )
 }

zio-http-example/src/main/scala/example/StaticFiles.scala

@@ -9,7 +9,7 @@ object StaticFiles extends ZIOAppDefault {
   /**
    * Creates an HTTP app that only serves static files from resources via
    * "/static". For paths other than the resources directory, see
-   * [[Middleware.serveDirectory]].
+   * [[zio.http.Middleware.serveDirectory]].
    */
   val routes = Routes.empty @@ Middleware.serveResources(Path.empty / "static")