message: Fix doc string of FailoverCallback
diff: @@ -62,9 +62,9 @@ namespace iroha {
  namespace ametsuchi {
  /**
  - * Class provides reconnection callback for postgresql session by manual
  - * manipilations Note: the class is a workaround for SOCI 4.0, support in
  - * future versions is not guaranteed
  + * Class provides reconnection callback for postgresql session
  + * Note: the class is a workaround for SOCI 4.0, support in future versions
  + * is not guaranteed
  */
  class FailoverCallback : public soci::failover_callback {
  public:
  