fix: correct asses dimension mapping in _map_chunks()

src/rechunk_data/_rechunk.py

@@ -199,9 +199,9 @@ def _map_chunks(
     for dim, index in dim_mapping.items():
         if "time" in dim.lower():
             updated_chunks[index] = chunk_tuple[0]
-        elif "y" in dim.lower() or "lat" in dim.lower():
+        if "y" in dim.lower() or "lat" in dim.lower():
             updated_chunks[index] = chunk_tuple[1]
-        elif "x" in dim.lower() or "lon" in dim.lower():
+        if "x" in dim.lower() or "lon" in dim.lower():
             updated_chunks[index] = chunk_tuple[2]
 
     return updated_chunks