[FIR] Remove COMPARE_WITH_LIGHT_TREE from default directives of fir diagnostic tests

compiler/testData/diagnostics/tests/annotations/withUseSiteTarget/diagnosticWithoutPackage.kt

@@ -1,3 +1,4 @@
+// COMPARE_WITH_LIGHT_TREE
 <!WRONG_ANNOTATION_TARGET_WITH_USE_SITE_TARGET!>@file:foo<!>
 @foo @bar
 @<!INAPPLICABLE_FILE_TARGET!>file<!>:[<!WRONG_ANNOTATION_TARGET_WITH_USE_SITE_TARGET!>baz<!>]
@@ -5,4 +6,4 @@ fun test() {}
 
 annotation class foo
 annotation class bar
-annotation class baz
+annotation class baz