efl_gfx_path: Add optimized path command
Summary:
If 'L' is removed due to optimization, it should be supported like 3b1f7be
If the previous command is 'M', use 'L'.
Test Plan: N/A
Reviewers: Hermet, smohanty, kimcinoo
Reviewed By: Hermet
Subscribers: cedric, reviewers, committers
Tags: efl
Differential Revision: https://phab.enlightenment.org/D10104