[WASM] Add array copy intrinsic

libraries/tools/kotlin-stdlib-gen/src/templates/Arrays.kt

@@ -919,26 +919,6 @@ object ArrayOps : TemplateGroupBase() {
                         """
                     }
                 }
-                on(Backend.Wasm) {
-                    body {
-                        """
-                        AbstractList.checkRangeIndexes(startIndex, endIndex, this.size)
-                        val rangeSize = endIndex - startIndex
-                        AbstractList.checkRangeIndexes(destinationOffset, destinationOffset + rangeSize, destination.size)
-                        
-                        if (this !== destination || destinationOffset <= startIndex) {
-                            for (index in 0 until rangeSize) {
-                                destination[destinationOffset + index] = this[startIndex + index]
-                            }
-                        } else {
-                            for (index in rangeSize - 1 downTo 0) {
-                                destination[destinationOffset + index] = this[startIndex + index]
-                            }
-                        }
-                        return destination
-                        """
-                    }
-                }
             }
         }
     }