fix(storage): remove unnecessary variable (#4608)

Variable seems to be duplicating information which led to a bug.

storage/storage.go

@@ -90,8 +90,6 @@ type Client struct {
 	raw *raw.Service
 	// Scheme describes the scheme under the current host.
 	scheme string
-	// EnvHost is the host set on the STORAGE_EMULATOR_HOST variable.
-	envHost string
 	// ReadHost is the default host used on the reader.
 	readHost string
 }
@@ -152,7 +150,6 @@ func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error
 		hc:       hc,
 		raw:      rawService,
 		scheme:   scheme,
-		envHost:  host,
 		readHost: readHost,
 	}, nil
 }

storage/writer.go

@@ -125,9 +125,6 @@ func (w *Writer) open() error {
 		if w.MD5 != nil {
 			rawObj.Md5Hash = base64.StdEncoding.EncodeToString(w.MD5)
 		}
-		if w.o.c.envHost != "" {
-			w.o.c.raw.BasePath = fmt.Sprintf("%s://%s", w.o.c.scheme, w.o.c.envHost)
-		}
 		call := w.o.c.raw.Objects.Insert(w.o.bucket, rawObj).
 			Media(pr, mediaOpts...).
 			Projection("full").