postrm script fix

Vitexus · Vitexus · commit f61a65875acc · 2025-01-26T22:45:55.000+01:00
diff --git a/debian/cnb-cache.postrm b/debian/cnb-cache.postrm
@@ -5,6 +5,8 @@ case "$1" in
 purge | remove | disappear)
     rm -rf /var/lib/composer/cnb-cache
     ;;
+upgrade)
+    ;;
 
 *)
     echo "postrm called with unknown argument \`$1'" >&2
