fix(extract): correct lc_lci_lev lcstruct filter value

D1_D2_A_HW doesn't exist in the API; use D1_D4_MD5 (total labour cost
= compensation + taxes - subsidies).

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

extract/padelnomics_extract/src/padelnomics_extract/eurostat.py

@@ -70,8 +70,8 @@ DATASETS: dict[str, dict] = {
     },
     "lc_lci_lev": {
         # Labour cost levels EUR/hour — NACE N (administrative/support services)
-        # Stored in dim_countries for future staffed-scenario calculations.
-        "filters": {"lcstruct": "D1_D2_A_HW", "nace_r2": "N", "unit": "EUR"},
+        # D1_D4_MD5 = compensation of employees + taxes - subsidies (total labour cost)
+        "filters": {"lcstruct": "D1_D4_MD5", "nace_r2": "N", "unit": "EUR"},
         "geo_dim": "geo",
         "time_dim": "time",
     },