scripts/liberty: Small whitespace fix.

Signed-off-by: Tim 'mithro' Ansell <me@mith.ro>

scripts/python-skywater-pdk/skywater_pdk/liberty.py

diff --git a/scripts/python-skywater-pdk/skywater_pdk/liberty.py b/scripts/python-skywater-pdk/skywater_pdk/liberty.py
index ab32f09..5916c40 100755
--- a/scripts/python-skywater-pdk/skywater_pdk/liberty.py
+++ b/scripts/python-skywater-pdk/skywater_pdk/liberty.py
@@ -918,7 +918,6 @@
 
 
 def liberty_dict(dtype, dvalue, data, indent=tuple(), attribute_types=None):
-
     """
 
     >>> def g(a, b, c):
@@ -945,8 +944,6 @@
     }
 
     """
-
-
     assert isinstance(data, dict), (dtype, dvalue, data)
 
     if attribute_types is None: