Update PDFio with some memory leak fixes.

michaelrsweet · michaelrsweet · commit 2bb1ad1db2ec · 2024-10-15T11:22:32.000-04:00
diff --git a/pdfio b/pdfio
@@ -1 +1 @@
-Subproject commit 206f75403a085c6bf2033f8e2c0eae2c81ac4e82
+Subproject commit 8f2c47cb07d5b92106183d7f316c30295dc1fc2f
