Rename: Respect naming conventions in automatic variable rename

#KT-7851 Fixed

idea/testData/refactoring/rename/renameClassWithAutoVarConventions/after/test.kt

@@ -0,0 +1,13 @@
+package test
+
+class Bar {
+
+}
+
+val SOME_BAR: Bar = Bar()
+val BAR: Bar = Bar()
+
+val SOME___BAR: Bar = Bar()
+val BAR: Bar = Bar()
+
+val SOME_BAR: Bar = Bar()

idea/testData/refactoring/rename/renameClassWithAutoVarConventions/before/test.kt

@@ -0,0 +1,13 @@
+package test
+
+class Foo {
+
+}
+
+val SOME_FOO: Foo = Foo()
+val FOO: Foo = Foo()
+
+val some_foo: Foo = Foo()
+val foo: Foo = Foo()
+
+val SomeFoo: Foo = Foo()

idea/testData/refactoring/rename/renameClassWithAutoVarConventions/renameClassWithAutoVarConventions.test

@@ -0,0 +1,6 @@
+{
+  "type": "KOTLIN_CLASS",
+  "mainFile": "test.kt",
+  "classId": "test/Foo",
+  "newName": "Bar"
+}