opencv: suppress warnings about non-existent include dirs
authorTim-Philipp Müller <tim@centricular.com>
Fri, 10 Jul 2020 13:56:50 +0000 (14:56 +0100)
committerTim-Philipp Müller <tim@centricular.com>
Fri, 10 Jul 2020 13:57:44 +0000 (14:57 +0100)
commit92456967d0fbdb57f7bf089b06d930b7d30bc417
treee58e949b2a0ea3b8f88acff9af8de1656efeb0f3
parente86a549b5d73f74efc83c4039131e583ddde00f2
opencv: suppress warnings about non-existent include dirs

Looks like opencv4 ships with a broken .pc file.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1427>
ext/opencv/meson.build