Report UNUSED_PARAMETER on main parameter in 1.3+ #KT-26999 Fixed

compiler/testData/diagnostics/testsWithStdLib/resolve/kt4711.kt

@@ -1,6 +1,6 @@
 //KT-4711 Error type with no error reported from type inference
 
-fun main(args:Array<String>) {
+fun main() {
     val n = 100
     val delta = 1.0 / n
     val startTimeNanos = System.nanoTime()

compiler/testData/diagnostics/testsWithStdLib/resolve/kt4711.txt

@@ -1,3 +1,3 @@
 package
 
-public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+public fun main(): kotlin.Unit