Filter internal frames in deprecation warnings for Ruby 3.4

Followup to rails#50923

Author: Earlopain

activesupport/lib/active_support/deprecation/reporting.rb

@@ -172,7 +172,7 @@ def _extract_callstack(callstack)
         LIB_DIR = RbConfig::CONFIG["libdir"]
 
         def ignored_callstack?(path)
-          path.start_with?(RAILS_GEM_ROOT, LIB_DIR)
+          path.start_with?(RAILS_GEM_ROOT, LIB_DIR) || path.include?("<internal:")
         end
     end
   end

activesupport/test/deprecation_test.rb

@@ -975,11 +975,22 @@ def generated_method_that_call_deprecation(deprecator)
     end
   end
 
+  test "warn deprecation can blame code from internal methods" do
+    @deprecator.behavior = ->(message, *) { @message = message }
+    method_that_emits_deprecation_with_internal_method(@deprecator)
+
+    assert_not_includes(@message, "internal")
+  end
+
   private
     def method_that_emits_deprecation(deprecator)
       deprecator.warn
     end
 
+    def method_that_emits_deprecation_with_internal_method(deprecator)
+      [1].each { deprecator.warn }
+    end
+
     def with_rails_application_deprecators(&block)
       application = Struct.new(:deprecators).new(ActiveSupport::Deprecation::Deprecators.new)
       rails = Struct.new(:application).new(application)