docs: Correct the wrong API group name in Elementary and Change an invalid URL in...

docs: Correct the wrong API group name in Elementary and Change an invalid URL in Evas

Summary:
I had found broken URL address for SGI free software license B v2.0 and changed valid URL address
In addition, I found wrong group name in glview, grid, index, label, list, map, mapbuf, naviframe, notify, panel, photocam, plug, popup, radio, scroller, spinner, table, win, atspi, frame, access, textpath, elm_object, color_class and fixed them.

Test Plan: API reference documentation modification only

Reviewers: segfaultxavi, stefan_schmidt, raster

Reviewed By: raster

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D12049