Changed parsing of object and enum entries to drop "KtObjectDeclarationName"

compiler/testData/psi/namelessObjectAsEnumMember.txt

@@ -19,13 +19,11 @@ JetFile: namelessObjectAsEnumMember.kt
       PsiElement(LBRACE)('{')
       PsiWhiteSpace('\n    ')
       ENUM_ENTRY
-        OBJECT_DECLARATION_NAME
-          PsiElement(IDENTIFIER)('A')
+        PsiElement(IDENTIFIER)('A')
         PsiElement(COMMA)(',')
       PsiWhiteSpace('\n    ')
       ENUM_ENTRY
-        OBJECT_DECLARATION_NAME
-          PsiElement(IDENTIFIER)('B')
+        PsiElement(IDENTIFIER)('B')
         PsiElement(SEMICOLON)(';')
       PsiWhiteSpace('\n\n    ')
       OBJECT_DECLARATION
@@ -33,8 +31,7 @@ JetFile: namelessObjectAsEnumMember.kt
           PsiElement(inner)('inner')
         PsiWhiteSpace(' ')
         PsiElement(object)('object')
-        PsiWhiteSpace('\n')
-        OBJECT_DECLARATION_NAME
-          PsiErrorElement:Name expected
-            <empty list>
-      PsiElement(RBRACE)('}')
+        PsiErrorElement:Name expected
+          <empty list>
+      PsiWhiteSpace('\n')
+      PsiElement(RBRACE)('}')