Michael Tretter 1a8143f721 videotestsrc: fix build if adder is disabled
The videotestsrc is not build if the adder plugin is disabled. This is a
copy/paste error introduced in Commit 3de86b2b9725 ("docs: port plugins to
explicit sources").

Fix the check to actually test the 'videotestsrc' option.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8399>
2025-02-03 18:57:34 +00:00
..