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

compiler/testData/diagnostics/tests/inference/reportingImprovements/ErrorTypeAsGenericParameter.kt

@@ -2,7 +2,7 @@ package a
 
 fun <T, R, S> foo(block: (T)-> R, <!UNUSED_PARAMETER!>second<!>: (T)-> S) = block
 
-fun main(args: Array<String>) {
+fun main() {
     val fff = { <!UNUSED_ANONYMOUS_PARAMETER!>x<!>: Int -> <!UNRESOLVED_REFERENCE!>aaa<!> }
     foo(<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE!>fff<!>, { x -> x + 1 })
 }

compiler/testData/diagnostics/tests/inference/reportingImprovements/ErrorTypeAsGenericParameter.txt

@@ -2,5 +2,5 @@ package
 
 package a {
     public fun </*0*/ T, /*1*/ R, /*2*/ S> foo(/*0*/ block: (T) -> R, /*1*/ second: (T) -> S): (T) -> R
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
 }

compiler/testData/diagnostics/tests/inference/reportingImprovements/NoAmbiguityForDifferentFunctionTypes.kt

@@ -7,7 +7,7 @@ fun <T: Closeable, R> T.foo(block: (T)-> R) = block
 
 fun <T: Closeable, R> T.foo(block: (T, T)-> R) = block
 
-fun main(args: Array<String>) {
+fun main() {
     C().foo { // no ambiguity here
         <!UNUSED_ANONYMOUS_PARAMETER!>www<!> ->
         <!UNRESOLVED_REFERENCE!>xs<!>

compiler/testData/diagnostics/tests/inference/reportingImprovements/NoAmbiguityForDifferentFunctionTypes.txt

@@ -1,7 +1,7 @@
 package
 
 package a {
-    public fun main(/*0*/ args: kotlin.Array<kotlin.String>): kotlin.Unit
+    public fun main(): kotlin.Unit
     public fun </*0*/ T : a.Closeable, /*1*/ R> T.foo(/*0*/ block: (T) -> R): (T) -> R
     public fun </*0*/ T : a.Closeable, /*1*/ R> T.foo(/*0*/ block: (T, T) -> R): (T, T) -> R