Add missing then.

tasks/general/acct_mgmt/users.yml

@@ -566,7 +566,7 @@
           if [[ -d .git ]]; then
             git ls-remote --exit-code origin dev
             dev_exists="$?"
-            if [[ "$dev_exists" == 0 ]];
+            if [[ "$dev_exists" == 0 ]]; then
               git switch dev
             else
               git switch main