removed unused function

service/ical/ical.go

@@ -2,9 +2,7 @@ package ical
 
 import (
 	"bytes"
-	"crypto/rand"
 	"encoding/json"
-	"fmt"
 	"github.com/jordic/goics"
 	"github.com/labstack/echo/v5"
 	"github.com/pocketbase/pocketbase"
@@ -57,15 +55,6 @@ func createFeedForToken(app *pocketbase.PocketBase, modules []string) (*model.Fe
 	return feed, nil
 }
 
-func randomToken(len int) string {
-	b := make([]byte, len)
-	read, err := rand.Read(b)
-	if err != nil {
-		return ""
-	}
-	return fmt.Sprintf("%x", read)
-}
-
 func writeSuccess(message string, w http.ResponseWriter) {
 	w.WriteHeader(http.StatusOK)
 	w.Write([]byte(message))