[Native] Deprecate KLIB repositories in Kotlin/Native compiler

1. Log warnings on usage of KLIB repositories.
2. Don't block using repositories for now.

^KT-61098

kotlin-native/Interop/StubGenerator/src/main/kotlin/org/jetbrains/kotlin/native/interop/gen/jvm/CommandLine.kt

@@ -49,8 +49,14 @@ open class CommonInteropArguments(val argParser: ArgParser) {
             .multiple()
     val libraryVersion by argParser.option(ArgType.String, shortName = "lv", description = "resulting interop library version")
             .default("unspecified")
-    val repo by argParser.option(ArgType.String, shortName = "r", description = "repository to resolve dependencies")
-            .multiple()
+
+    // TODO: remove after 2.0, KT-61098
+    val repo by argParser.option(
+            ArgType.String,
+            shortName = "r",
+            description = "repository to resolve dependencies",
+            deprecatedWarning = "This option is deprecated and will be removed in one of the future releases. Please use library paths instead of library names in all options such as '-library'"
+    ).multiple()
     val nodefaultlibs by argParser.option(ArgType.Boolean, NODEFAULTLIBS,
             description = "don't link the libraries from dist/klib automatically").default(false)
     val nodefaultlibsDeprecated by argParser.option(ArgType.Boolean, NODEFAULTLIBS_DEPRECATED,