fix: change workdir to root

Author: mpsq

ci/push-to-aur.bash

@@ -3,12 +3,12 @@
 set -euxo pipefail
 shopt -s expand_aliases
 
-cd /home/pcr
-
 # Checksum artifacts
+cd /home/pcr
 sum=$(sha512sum "$PKG_VERSION".tar.gz | sed -r 's/(.*)\s\s.*/\1/')
 
 # Setup SSH
+cd /root
 mkdir .ssh
 echo "$PUB_KEY" | tr -d '\r' > .ssh/id_aur.pub
 echo "$PRIV_KEY" | base64 --decode > .ssh/id_aur