Refactor pointing vector variable name and add conditional check for …

…manual settings in Ramanspectroscopy class

src/nomad_ikz_raman/schema_packages/raman.py

@@ -613,8 +613,8 @@ def normalize(self, archive: 'EntryArchive', logger: 'BoundLogger') -> None:
                 measurementsettings.z = raman_dict.get(
                     'Z',
                 )
+                self.measurement_settings = measurementsettings
                 if not self.manual_settings:
-                    self.measurement_settings = measurementsettings
                     self.manual_settings = ManualSettings()
                     self.manual_settings.polarization = Polarization()
                     self.manual_settings.filters = Filters()