feat: update pr script to not use unnused variables

Signed-off-by: kjuulh <contact@kjuulh.io>

scripts/ci:pr.sh

@@ -8,10 +8,4 @@ if [[ -n "$CI_PREFIX" ]]; then
   CMD_PREFIX="$CI_PREFIX"
 fi
 
-
-$CMD_PREFIX pull-request \
-  --mkdocs-image "$MKDOCS_IMAGE" \
-  --caddy-image "$CADDY_IMAGE" \
-  --image "$REGISTRY/$SERVICE" \
-  --tag "main-$(date +%s)" \
-  --bin-name "$SERVICE"  
+$CMD_PREFIX pull-request