Remove randStr private utility function

go/daemon/network/jigs.go

@@ -1,14 +0,0 @@
-package network
-
-import (
-	"crypto/rand"
-	"encoding/hex"
-)
-
-func randStr(l int) string {
-	b := make([]byte, l)
-	if _, err := rand.Read(b); err != nil {
-		panic(err)
-	}
-	return hex.EncodeToString(b)
-}

go/daemon/network/network.go

@@ -192,7 +192,7 @@ func instatiateNetwork(
 		stateDir:         stateDir,
 		runtimeDir:       runtimeDir,
 		opts:             opts.withDefaults(),
-		garageAdminToken: randStr(32),
+		garageAdminToken: toolkit.RandStr(32),
 		shutdownCh:       make(chan struct{}),
 	}
 }
@@ -346,7 +346,7 @@ func Create(
 		return nil, fmt.Errorf("creating nebula CA cert: %w", err)
 	}
 
-	garageRPCSecret := randStr(32)
+	garageRPCSecret := toolkit.RandStr(32)
 
 	n := instatiateNetwork(
 		logger,