gstreamer-tag: Reduce number of keywords

gstreamer-tag/Cargo.toml

@@ -8,7 +8,7 @@ description = "Rust bindings for GStreamer Tag Support library"
 license = "MIT OR Apache-2.0"
 readme = "README.md"
 documentation = "https://gstreamer.pages.freedesktop.org/gstreamer-rs/stable/latest/docs/gstreamer_tag/"
-keywords = ["gstreamer", "multimedia", "audio", "tag", "tags", "gnome"]
+keywords = ["gstreamer", "multimedia", "audio", "tag", "gnome"]
 version.workspace = true
 categories.workspace = true
 repository.workspace = true