Bump up base image to Ubuntu 24.04

hsbt · hsbt · commit 18960fda7636 · 2025-06-06T10:56:10.000+09:00
diff --git a/snap/local/snapcraft.yaml.erb b/snap/local/snapcraft.yaml.erb
@@ -1,6 +1,6 @@
 name: ruby
 version: '<%= v %>'
-base: core22
+base: core24
 summary: Interpreter for the Ruby programming language
 description: |
   Ruby is an interpreted object-oriented programming language often
