chore: update activesupport dependency to ~> 8.0

Updated the activesupport dependency version from ~> 7.0 to ~> 8.0
to ensure compatibility with the latest features and security updates.

Author: echarp

html-pipeline-linuxfr.gemspec

@@ -21,7 +21,7 @@ Gem::Specification.new do |gem|
   gem.add_dependency "pygments.rb",     "~> 1.1"
   gem.add_dependency "sanitize",        "~> 6.1"
   gem.add_dependency "escape_utils",    "~> 1.2"
-  gem.add_dependency "activesupport",   "~> 7.0"
+  gem.add_dependency "activesupport",   "~> 8.0"
   gem.add_dependency "patron",          "~> 0.8"
 
   gem.add_development_dependency "test-unit"

lib/html/pipeline/version.rb

@@ -1,5 +1,5 @@
 module HTML
   class Pipeline
-    VERSION = "0.17.1"
+    VERSION = "0.17.2"
   end
 end