qhull: Fix inconsistent formatting function arguments

This is a backport of qhull/qhull#143, and
should fix all of the related CodeQL alerts.

Author: QuLogic

.pre-commit-config.yaml

@@ -5,6 +5,7 @@ ci:
 exclude: |
   (?x)^(
     extern|
+    subprojects/packagefiles|
     LICENSE|
     lib/matplotlib/mpl-data|
     doc/devel/gitwash|