node-images/fedora: add less to the node image

Install the 'less' pager in the Fedora node image. E.g. when using
`journalctl`, without a pager it just directly dumps everything to the
terminal.

Assisted-by: Pi (Claude Opus 4.6)

Author: jlebon

node-images/fedora/Containerfile

@@ -27,6 +27,7 @@ RUN /usr/libexec/bootc-base-imagectl build-rootfs \
     --install sudo \
     --install vim-minimal \
     --install jq \
+    --install less \
     /target-rootfs
 
 FROM scratch AS root