Fix zensus weather cell mapping (#1033)

* Use all zensus_population_ids
* Bump version number to 0.0.7
* Black
* Update Changelog

Co-authored-by: Kilian Helfenbein <Kilian.Helfenbein@rl-institut.de>

CHANGELOG.rst

@@ -642,9 +642,12 @@ Bug Fixes
   `#863 <https://github.com/openego/eGon-data/issues/863>`_
 * Mismatch of building bus_ids from cts_heat_demand_building_share
   and mapping table
-`#989 <https://github.com/openego/eGon-data/issues/989>`_
+  `#989 <https://github.com/openego/eGon-data/issues/989>`_
+* Fix zensus weather cells mapping
+  `#1031 <https://github.com/openego/eGon-data/issues/1031>`_
 
 .. _PR #692: https://github.com/openego/eGon-data/pull/692
 .. _#343: https://github.com/openego/eGon-data/issues/343
 .. _#556: https://github.com/openego/eGon-data/issues/556
 .. _#641: https://github.com/openego/eGon-data/issues/641
+.. _#669: https://github.com/openego/eGon-data/issues/669

src/egon/data/datasets/renewable_feedin.py

@@ -12,17 +12,15 @@
 from egon.data.datasets import Dataset
 from egon.data.datasets.era5 import EgonEra5Cells, import_cutout
 from egon.data.datasets.scenario_parameters import get_sector_parameters
-from egon.data.datasets.zensus_vg250 import (
-    DestatisZensusPopulationPerHaInsideGermany,
-)
+from egon.data.datasets.zensus_vg250 import DestatisZensusPopulationPerHa
 import egon.data.config
 
 
 class RenewableFeedin(Dataset):
     def __init__(self, dependencies):
         super().__init__(
             name="RenewableFeedin",
-            version="0.0.6",
+            version="0.0.7",
             dependencies=dependencies,
             tasks={
                 wind,
@@ -45,7 +43,7 @@ class MapZensusWeatherCell(Base):
 
     zensus_population_id = Column(
         Integer,
-        ForeignKey(DestatisZensusPopulationPerHaInsideGermany.id),
+        ForeignKey(DestatisZensusPopulationPerHa.id),
         primary_key=True,
         index=True,
     )
@@ -491,7 +489,7 @@ def heat_pump_cop():
 
     # Calculate coefficient of performance for air sourced heat pumps
     # according to Brown et. al
-    cop = 6.81 - 0.121 * delta_t + 0.00063 * delta_t ** 2
+    cop = 6.81 - 0.121 * delta_t + 0.00063 * delta_t**2
 
     df = pd.DataFrame(
         index=temperature.to_pandas().index,
@@ -577,10 +575,8 @@ def mapping_zensus_weather():
 
     with db.session_scope() as session:
         cells_query = session.query(
-            DestatisZensusPopulationPerHaInsideGermany.id.label(
-                "zensus_population_id"
-            ),
-            DestatisZensusPopulationPerHaInsideGermany.geom_point,
+            DestatisZensusPopulationPerHa.id.label("zensus_population_id"),
+            DestatisZensusPopulationPerHa.geom_point,
         )
 
     gdf_zensus_population = gpd.read_postgis(