feat(chore): allow chained storages #1230

Job	Run time
Check that Souin build as caddy module	8m 17s
Check that Souin build as middleware / Check that Souin build as Beego middleware	1m 23s
Check that Souin build as middleware / Check that Souin build as Echo middleware	4m 27s
Check that Souin build as middleware / Check that Souin build as Dotweb middleware	4m 43s
Check that Souin build as middleware / Check that Souin build as Chi middleware	4m 47s
Check that Souin build as middleware / Check that Souin build as Fiber middleware	4m 2s
Check that Souin build as middleware / Check that Souin build as Goa middleware	4m 28s
Check that Souin build as middleware / Check that Souin build as Gin middleware	4m 59s
Check that Souin build as middleware / Check that Souin build as Go-zero middleware	7m 46s
Check that Souin build as middleware / Check that Souin build as Hertz middleware	3m 36s
Check that Souin build as middleware / Check that Souin build as Kratos middleware	4m 46s
Check that Souin build as middleware / Check that Souin build as Roadrunner middleware	3m 18s
Check that Souin build as middleware / Check that Souin build as Skipper middleware	4m 46s
Check that Souin build as middleware / Check that Souin build as Souin middleware	4m 39s
Check that Souin build as middleware / Check that Souin build as Traefik middleware	2m 29s
Check that Souin build as middleware / Check that Souin build as Tyk middleware	9m 43s
Check that Souin build as middleware / Check that Souin build as Webgo middleware	3m 57s
	1h 22m 6s

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