perf(dracut): remove duplicate export libdirs

The variable `libdirs` is exported later on in the `dracut.sh` code
together with all the other variables.

diff --git a/dracut.sh b/dracut.sh
index 94a9c196025b6fdb03754e9efb444687598836e3..aaa1d24b1abeb42f970d8b34e2e105d8c6415a5c 100755 (executable)
--- a/dracut.sh
+++ b/dracut.sh
@@ -1498,7 +1498,6 @@ _detect_library_directories() {
 # Detect lib paths
 if ! [[ ${libdirs-} ]]; then
     libdirs=$(_detect_library_directories)
-    export libdirs
 fi
 
 dracut_module_included() {