Rewrite out-of-block modifier increment algorithm

1. Search the top-level function or property (only they can produce blocks that won't affect other declarations)
    2. Check if current position is hidden by this declaration

    O^2 behaviour is removed

idea/testData/codeInsight/outOfBlock/InFunInPropertyInObjectLiteral.kt

@@ -0,0 +1,8 @@
+// FALSE
+trait Some
+
+fun test() {
+    val foo = object: Some {
+        <caret>
+    }
+}