change the register name ansible did not like the name.

update-cloudflace-tunnel.yaml

@@ -20,9 +20,9 @@
     - name: check before cleanup
       ansible.builtin.stat:
         path: cloudflared.deb
-      register: cloudflared-file
+      register: cloudflaredfile
 
     - name: Cleanup 
-      when: cloudflared-file.stat.exists
+      when: cloudflaredfile.stat.exists
       ansible.builtin.command:
         cmd: "rm cloudflared.deb"