Print taplo version in CI (#7041)

I can't find taplo version in the log, and current version is
incompatible with latest version.

.github/workflows/reusable-preflight.yml

@@ -203,6 +203,7 @@ jobs:
           echo $( substrate-contracts-node --version | awk 'NF' )
           estuary --version
           cargo-contract --version
+          taplo --version
 
       - name: Info forklift
         run: forklift version