Fix RUF015 (next() instead of list comprehensions[0])

https://docs.astral.sh/ruff/rules/-iterable-allocation-for-first-element/

src/ifcopenshell-python/ifcopenshell/draw.py

@@ -296,7 +296,7 @@ def main(
             # file 2 only has the groups we are interested in.
             # in fact in the approach, it's only a single group
 
-            g2 = list(yield_groups(svg2))[0]
+            g2 = next(yield_groups(svg2))
 
             # These are attributes on the original group that we can use to reconstruct
             # a 4x4 matrix of the projection used in the SVG generation process