[Test] Disable UNUSED_* diagnostics in tests which are not belong to contolFlowAnalysis suite

compiler/testData/diagnostics/tests/controlStructures/ForbidStatementAsDirectFunctionBody.kt

@@ -1,11 +1,10 @@
-
 fun foo1() = <!EXPRESSION_EXPECTED!>while (b()) {}<!>
 
-fun foo2() = <!EXPRESSION_EXPECTED!>for (<!UNUSED_PARAMETER!>i<!> in <!ITERATOR_MISSING!>10<!>) {}<!>
+fun foo2() = <!EXPRESSION_EXPECTED!>for (i in <!ITERATOR_MISSING!>10<!>) {}<!>
 
 fun foo3() = when (b()) {
     true -> 1
     else -> 0
 }
 
-fun b(): Boolean = true
+fun b(): Boolean = true