fix(cli): cache storage options not initialized
fix(cli): cache storage options not initialized

```
$ werf helm get-autogenerated-values
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x8 pc=0x25ab392]

goroutine 1 [running]:
github.com/werf/werf/cmd/werf/common.GetCacheStagesStorage(...)
        /home/user/workspace/werf/cmd/werf/common/common.go:1158
```

flant/dapp,flant/dapp,flant/dapp