refactor: tidy unused args

Co-authored-by: Carlos Alexandro Becker <[email protected]>

Author: bashbunni

db.go

@@ -83,7 +83,7 @@ func initTaskDir(path string) error {
 	return nil
 }
 
-func (t *taskDB) tableExists(_ string) bool {
+func (t *taskDB) tableExists(string) bool {
 	if _, err := t.db.Query("SELECT * FROM tasks"); err == nil {
 		return true
 	}