bardock: Fix download url

Change-Id: I98bea088a9d2fbe0f409906c068828a5b5317444
diff --git a/_devices/bqaquarisxpro.markdown b/_devices/bqaquarisxpro.markdown
index 8ff2a9c..73a1637 100644
--- a/_devices/bqaquarisxpro.markdown
+++ b/_devices/bqaquarisxpro.markdown
@@ -2,7 +2,7 @@
 layout: device
 title:  "BQ Aquaris X Pro (bardock)"
 codename: bardock
-downloadfolder: bardock-pro
+downloadfolder: bardock_pro
 supportstatus: Current
 maintainer: Kra1o5
 oem: BQ