FIx tests on windows

Author: romanowski

scala3doc/src/dotty/dokka/SourceLinks.scala

@@ -43,7 +43,7 @@ case class WebBasedSourceLink(prefix: String, revision: String, subPath: String)
   override def render(memberName: String, path: Path, operation: String, line: Option[Int]): String =
     val action = if operation == "view" then "blob" else operation
     val linePart = line.fold("")(l => s"#L$l")
-    s"$prefix/$action/$revision$subPath/$path$linePart"
+    s"$prefix/$action/$revision$subPath/${pathToString(path)}$linePart"
 
 object SourceLink:
   val SubPath = "([^=]+)=(.+)".r