[FIR] Report DUPLICATE_PARAMETER_NAME_IN_FUNCTION_TYPE

^KT-59418 Fixed

compiler/testData/diagnostics/tests/redeclarations/DuplicateParameterNamesInFunctionType.fir.kt

@@ -2,6 +2,6 @@ fun test0(f: (String, String) -> Unit) {
     f("", "")
 }
 
-fun test1(f: (a: Int, a: Int) -> Unit) {
+fun test1(f: <!DUPLICATE_PARAMETER_NAME_IN_FUNCTION_TYPE!>(a: Int, a: Int) -> Unit<!>) {
     f(1, 1)
 }