Companion for #13846 (#7022)

* globally upgrade syn to 1.0.109

* globally upgrade quote to 1.0.26

* globally upgrade proc-macro2 to 1.0.56

* globally bump syn to v2.0.13

* update expander to v1.0.0

* temporary commit to prove new version of expander works

(new version hasn't been released yet so using git)

* use expander 2.0.0

* upgrade to syn 2.0.14

* update lock file