Remove unnecessary pooled specs

spec/acceptance/stores/active_support_mem_cache_store_spec.rb

@@ -7,7 +7,11 @@
 
   describe "ActiveSupport::Cache::MemCacheStore as a cache backend" do
     before do
-      Rack::Attack.cache.store = ActiveSupport::Cache::MemCacheStore.new
+      Rack::Attack.cache.store = if ActiveSupport.gem_version >= Gem::Version.new("7.2.0")
+                                   ActiveSupport::Cache::MemCacheStore.new(pool: true)
+                                 else
+                                   ActiveSupport::Cache::MemCacheStore.new(pool_size: 2)
+                                 end
     end
 
     after do

spec/acceptance/stores/active_support_redis_cache_store_spec.rb

@@ -12,7 +12,11 @@
 
   describe "ActiveSupport::Cache::RedisCacheStore as a cache backend" do
     before do
-      Rack::Attack.cache.store = ActiveSupport::Cache::RedisCacheStore.new
+      Rack::Attack.cache.store = if ActiveSupport.gem_version >= Gem::Version.new("7.2.0")
+                                   ActiveSupport::Cache::RedisCacheStore.new(pool: true)
+                                 else
+                                   ActiveSupport::Cache::RedisCacheStore.new(pool_size: 2)
+                                 end
     end
 
     after do

spec/acceptance/stores/dalli_client_spec.rb

@@ -17,4 +17,18 @@
 
     it_works_for_cache_backed_features(fetch_from_store: ->(key) { Rack::Attack.cache.store.fetch(key) })
   end
+
+  describe "ConnectionPool with Dalli::Client as a cache backend" do
+    before do
+      Rack::Attack.cache.store = ConnectionPool.new { Dalli::Client.new }
+    end
+
+    after do
+      Rack::Attack.cache.store.with { |client| client.flush_all }
+    end
+
+    it_works_for_cache_backed_features(
+      fetch_from_store: ->(key) { Rack::Attack.cache.store.with { |client| client.fetch(key) } }
+    )
+  end
 end