Add second blank line at end of function

sops/__init__.py

@@ -382,6 +382,7 @@ def main():
     print("INFO: file written to %s" % (path), file=sys.stderr)
     sys.exit(0)
 
+
 def set_gpg_exec(exec_name=None):
     """Sets the name of the GPG binary to use for PGP.
     If no exec_name is specified, use the SOPS_GPG_EXEC environment variable.