[tests] more fences for green CI

tests/unit/src/unit/issues/Issue7499.hx

@@ -4,9 +4,10 @@ class Issue7499 extends unit.Test {
 	@:analyzer(ignore)
 	function test() var a;
 
+	#if !cppia
 	@:analyzer(ignore)
 	static function __init__() {
 		var s:String;
 	}
-
+	#end
 }

tests/unit/src/unitstd/haxe/iterators/StringKeyValueIteratorUnicode.unit.hx

@@ -10,6 +10,8 @@ function traverse(s:String) {
 
 #if !(neko || (cpp && !cppia && !hxcpp_smart_strings))
 
+#if !cppia
+
 var r = traverse("abcde");
 r.k == [0, 1, 2, 3, 4];
 r.v == ["a".code, "b".code, "c".code, "d".code, "e".code];
@@ -17,4 +19,7 @@ r.v == ["a".code, "b".code, "c".code, "d".code, "e".code];
 var r = traverse("aa😂éé");
 r.k == [0, 1, 2, 3, 4];
 r.v == ["a".code, "a".code, "😂".code, "é".code, "é".code];
+
+#end
+
 #end