Fix line endings ruined after applying line filter

Line filtering causes output file have platform-specific line endings.
Apply another filter to fix them to LFs.

libraries/reflect/build.gradle.kts

@@ -192,6 +192,7 @@ val relocateCoreSources by task<Copy> {
     filter { line ->
         line.replace("org.jetbrains.kotlin", "kotlin.reflect.jvm.internal.impl")
     }
+    filter(org.apache.tools.ant.filters.FixCrLfFilter::class, "eol" to org.apache.tools.ant.filters.FixCrLfFilter.CrLf.newInstance("lf"))
 
     outputs.cacheIf { true }
 }