Update scala-collection compat to 2.12, drop link stubs, and add URLConnection for stubs

Author: ekrich

build.sbt

@@ -48,7 +48,7 @@ val scala213 = "2.13.13"
 val scala3 = "3.3.3"
 
 val javaTime = "1.3.0"
-val scCompat = "2.11.0"
+val scCompat = "2.12.0"
 
 val versionsBase = Seq(scala212, scala213)
 val versions = versionsBase :+ scala3
@@ -158,8 +158,7 @@ lazy val sconfig = crossProject(JVMPlatform, NativePlatform, JSPlatform)
   .nativeSettings(
     crossScalaVersions := versions,
     nativeConfig ~= (
-      _.withLinkStubs(true)
-        .withEmbedResources(true)
+      _.withEmbedResources(true)
     ),
     logLevel := Level.Info, // Info or Debug
     libraryDependencies += "org.ekrich" %%% "sjavatime" % javaTime % "provided"

sconfig/native/src/main/scala/java/net/URLConnection.scala

@@ -0,0 +1,16 @@
+package java.net
+
+import scalanative.annotation.stub
+
+class URLConnection {
+  @stub
+  def getLastModified(): scala.Long = ???
+  @stub
+  def connect(): Unit = ???
+  @stub
+  def getContentType(): String = ???
+  @stub
+  def getInputStream(): java.io.InputStream = ???
+  @stub
+  def setRequestProperty(key: String, value: String): Unit = ???
+}