SQLite3Adapter supports default function since #43993

then no need to skip tests added via #43296

Related
https://github.com/rails/rails/pull/43296
https://github.com/rails/rails/pull/43993

activerecord/test/cases/dirty_test.rb

@@ -941,7 +941,6 @@ def check_around
     assert_not_predicate person, :changed?
   end
 
-  unless current_adapter?(:SQLite3Adapter)
   test "partial insert off with unchanged default function attribute" do
     with_partial_writes Aircraft, false do
       aircraft = Aircraft.new(name: "Boeing")
@@ -971,7 +970,6 @@ def check_around
       assert_equal manufactured_at.utc.strftime("%Y-%m-%d %H:%M:%S"), aircraft.manufactured_at.strftime("%Y-%m-%d %H:%M:%S")
     end
   end
-  end
 
   private
     def with_partial_writes(klass, on = true)