unit-test: Fix PEP8 E305 violation

E305: expected 2 blank lines after class or function definition, found 1

Change-Id: I9b04a3363b964fe43c2fbe6cdf892b25b69796d5
Signed-off-by: Andrew Jeffery <andrew@aj.id.au>
diff --git a/scripts/unit-test.py b/scripts/unit-test.py
index ebda43c..f3a3f20 100755
--- a/scripts/unit-test.py
+++ b/scripts/unit-test.py
@@ -978,6 +978,7 @@
             filepaths.append(os.path.join(root, filename))
     return filepaths
 
+
 if __name__ == '__main__':
     # CONFIGURE_FLAGS = [GIT REPO]:[CONFIGURE FLAGS]
     CONFIGURE_FLAGS = {