go mod tidy: xxhash dependency is now indirect

go.mod

@@ -54,7 +54,6 @@ require (
 	github.com/alecthomas/chroma v0.10.0
 	github.com/bradfitz/gomemcache v0.0.0-20190913173617-a41fca850d0b
 	github.com/cespare/xxhash v1.1.0
-	github.com/cespare/xxhash/v2 v2.1.2
 	github.com/facette/natsort v0.0.0-20181210072756-2cd4dd1e2dcb
 	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da
 	github.com/google/go-cmp v0.5.9
@@ -103,6 +102,7 @@ require (
 	github.com/benbjohnson/clock v1.3.0 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cenkalti/backoff/v4 v4.1.3 // indirect
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/chromedp/cdproto v0.0.0-20220629234738-4cfc9cdeeb92 // indirect
 	github.com/chromedp/chromedp v0.8.2 // indirect
 	github.com/coreos/go-semver v0.3.0 // indirect