Do not auto-import convention methods without 'operator' modifier (KT-10212)

#KT-10212 Fixed

idea/testData/quickfix/autoImports/indexCallExtensionGetNoOperator.test

@@ -29,20 +29,4 @@ fun Some.get(s: String) {}
 
 
 // FILE: first.after.kt
-// "Import" "true"
-// ERROR: Unresolved reference: foo()["str"]
-// ERROR: No get method providing array access
-
-package testing
-
-import some.Some
-import some.get
-
-fun foo(): Some = Some()
-
-fun testing() {
-    foo()<caret>["str"]
-}
-
-
-
+// Should not be checked