Don't pull ffmpeg -dev versions if stable release is selected

FFmpeg now has tags like n2.6-dev, which we must exclude.

1 files changed, 1 insertions, 1 deletions

diff --git a/update b/update
index ba7da69..e5e3395 100755
--- a/update
+++ b/update
@@ -45,7 +45,7 @@ do_releasetag()
 {
     (
         cd "$1"
-        version=`git tag | grep -v rc | versort_with_prefix "$2" | tail -n 1`
+        version=`git tag | grep -v rc | grep -v dev | versort_with_prefix "$2" | tail -n 1`
         git checkout --detach refs/tags/"$version"
     )
 }