Updates borger: 8dc3622 Start threads in parallel so cotinuous mode works for all...

diff --git a/borger b/borger
index eedb6325a935fcf3b5ab9de12d87b5e9f2e429d6..8dc3622d37768cb80a9660f726364bf40987f281 160000 (submodule)
--- a/borger
+++ b/borger
@@ -1 +1 @@
-Subproject commit eedb6325a935fcf3b5ab9de12d87b5e9f2e429d6
+Subproject commit 8dc3622d37768cb80a9660f726364bf40987f281