[tracker-miners] Update POTFILES.skip

[Piotr Drąg <piotrdrag src gnome org>]

commit f45cb46196035e86ba6dc054955aec385ed437ee
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sun Dec 8 12:49:24 2019 +0100

    Update POTFILES.skip

 po/POTFILES.skip | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/po/POTFILES.skip b/po/POTFILES.skip
index 9a65fdb28..d43624441 100644
--- a/po/POTFILES.skip
+++ b/po/POTFILES.skip
@@ -7,3 +7,4 @@ src/miners/rss/org.freedesktop.Tracker1.Miner.RSS.service.in
 src/miners/rss/tracker-miner-rss.desktop.in
 src/tracker-extract/org.freedesktop.Tracker1.Miner.Extract.service.in
 src/tracker-extract/tracker-extract.desktop.in
+tests/