In this ticket we implement systematic tests for operations on lazy series.

Depends on #34470

CC: @tscrim

Component: combinatorics

Keywords: LazyPowerSeries

Author: Martin Rubey

Branch/Commit: 3e84c90

Reviewer: Travis Scrimshaw, Frédéric Chapoton

Issue created by migration from https://trac.sagemath.org/ticket/34552