[Native] Warn on any usage of -repo CLI option

^KT-61098

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/SetupConfiguration.kt

@@ -46,6 +46,15 @@ fun CompilerConfiguration.setupFromArguments(arguments: K2NativeCompilerArgument
 
     put(INCLUDED_BINARY_FILES, arguments.includeBinaries.toNonNullList())
     put(NATIVE_LIBRARY_FILES, arguments.nativeLibraries.toNonNullList())
+
+    if (arguments.repositories != null) {
+        // Show the warning also if `-repo` was really specified.
+        report(
+                WARNING,
+                "'-repo' ('-r') compiler option is deprecated and will be removed in one of the future releases. " +
+                        "Please use library paths instead of library names in all compiler options such as '-library' ('-l')."
+        )
+    }
     put(REPOSITORIES, arguments.repositories.toNonNullList())
 
     // TODO: Collect all the explicit file names into an object