a test for File.macro.hx without File.hx

Closes #8159 Fixed by #8202

tests/misc/projects/Issue8159/Macro.macro.hx

@@ -0,0 +1,5 @@
+class Macro {
+	static public function build() {
+		return null;
+	}
+}

tests/misc/projects/Issue8159/Main.hx

@@ -0,0 +1,4 @@
+@:build(Macro.build())
+class Main {
+	static function main() {}
+}

tests/misc/projects/Issue8159/compile.hxml

@@ -0,0 +1 @@
+-main Main