update test workflow

Author: jgpc42

.github/workflows/test.yml

@@ -25,4 +25,7 @@ jobs:
           distribution: 'zulu'
           java-version: ${{ matrix.jdk }}
           java-package: jdk
+      - uses: DeLaGuardo/setup-clojure@12.5
+        with:
+          lein: 2.9.1
       - run: lein test-all