[lldb-vscode] Fix variable test

https://lab.llvm.org/buildbot/#/builders/68/builds/59499 caught a failed test introduced by cf5d8de.
The fix is simple. We just need to update some values.

Author: walter erquinigo

lldb/test/API/tools/lldb-vscode/variables/TestVSCode_variables.py

@@ -507,12 +507,13 @@ def test_indexedVariables(self):
 
         # Verify locals
         locals = self.vscode.get_local_variables()
-        buffer_children = make_buffer_verify_dict(0, 32)
+        # The vector variables will have one additional entry from the fake
+        # "[raw]" child.
         verify_locals = {
             "small_array": {"equals": {"indexedVariables": 5}},
             "large_array": {"equals": {"indexedVariables": 200}},
-            "small_vector": {"equals": {"indexedVariables": 5}},
-            "large_vector": {"equals": {"indexedVariables": 200}},
+            "small_vector": {"equals": {"indexedVariables": 6}},
+            "large_vector": {"equals": {"indexedVariables": 201}},
             "pt": {"missing": ["indexedVariables"]},
         }
         self.verify_variables(verify_locals, locals)