Rename: Conflict detection for type parameters

#KT-13254 Fixed

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

@@ -0,0 +1 @@
+class A</*rename*/U, V>

idea/testData/refactoring/rename/renameClassTypeParameterRedeclaration/renameClassTypeParameterRedeclaration.test

@@ -0,0 +1,6 @@
+{
+  "type": "MARKED_ELEMENT",
+  "mainFile": "test.kt",
+  "newName": "V",
+  "hint": "Type parameter 'V' is already declared in class 'A'"
+}

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

@@ -0,0 +1,3 @@
+class A<T> {
+    inner class B</*rename*/U, V>
+}

idea/testData/refactoring/rename/renameClassTypeParameterRedeclarationWithOuterScope/renameClassTypeParameterRedeclarationWithOuterScope.test

@@ -0,0 +1,6 @@
+{
+  "type": "MARKED_ELEMENT",
+  "mainFile": "test.kt",
+  "newName": "T",
+  "hint": "Type parameter 'T' is already declared in class 'A'"
+}

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

@@ -0,0 +1,3 @@
+fun </*rename*/U, V> foo() {
+
+}

idea/testData/refactoring/rename/renameFunctionTypeParameterRedeclaration/renameFunctionTypeParameterRedeclaration.test

@@ -0,0 +1,6 @@
+{
+  "type": "MARKED_ELEMENT",
+  "mainFile": "test.kt",
+  "newName": "V",
+  "hint": "Type parameter 'V' is already declared in function 'foo'"
+}

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

@@ -0,0 +1,5 @@
+class A<T> {
+    fun </*rename*/U, V> foo() {
+
+    }
+}

idea/testData/refactoring/rename/renameFunctionTypeParameterRedeclarationWithOuterScope/renameFunctionTypeParameterRedeclarationWithOuterScope.test

@@ -0,0 +1,6 @@
+{
+  "type": "MARKED_ELEMENT",
+  "mainFile": "test.kt",
+  "newName": "T",
+  "hint": "Type parameter 'T' is already declared in class 'A'"
+}