Redundant object type check: use referential equality, forbid for when

So #KT-22538 Fixed

idea/testData/inspectionsLocal/redundantObjectTypeCheck/isNotObject.kt.after

@@ -1,6 +1,6 @@
 object O
 
 fun foo(arg: Any) {
-    if (arg != O) {
+    if (arg !== O) {
     }
 }

idea/testData/inspectionsLocal/redundantObjectTypeCheck/isObject.kt.after

@@ -1,6 +1,6 @@
 object O
 
 fun foo(arg: Any) {
-    if (arg == O) {
+    if (arg === O) {
     }
 }

idea/testData/inspectionsLocal/redundantObjectTypeCheck/isObjectWhenEntry.kt

@@ -1,3 +1,5 @@
+// PROBLEM: none
+
 object O
 
 fun foo(arg: Any) {

idea/testData/inspectionsLocal/redundantObjectTypeCheck/isObjectWhenEntry.kt.after

@@ -1,8 +0,0 @@
-object O
-
-fun foo(arg: Any) {
-    when (arg) {
-        O -> {
-        }
-    }
-}