Update README, snap version, and tag

Author: github-actions[bot]

README.md

@@ -453,7 +453,7 @@ also often get polled from the printer.
 
 <!-- Begin Included Components -->
 ## Included Components
-  - pappl v1.4.8
+  - pappl v1.4.9
   - qpdf v11.10.1
   - ghostscript ghostpdl-10.05.0-test-base-001
   - cups v2.4.11

rockcraft.yaml

@@ -1,6 +1,6 @@
 name: ghostscript-printer-app
 base: ubuntu@22.04
-version: '10.05.0-9'
+version: '10.05.0-10'
 summary: Ghostscript Printer Application
 description: |
   The Ghostscript Printer Application is a PAPPL (Printer Application
@@ -33,7 +33,7 @@ parts:
   pappl:
     source: https://github.com/michaelrsweet/pappl
     source-type: git
-    source-tag: 'v1.4.8'
+    source-tag: 'v1.4.9'
     source-depth: 1
 # ext:updatesnap
 #   version-format: