Correct test namespace test

combined the two tests (which actually had the same name so it
shadowed the first one) and correct the update path for adding the
clojure version

Author: dan sutton

test/clj/cider/nrepl/plugin_test.clj

@@ -38,9 +38,7 @@
 (deftest version-checks
   (testing "undefined versions work"
     (is (= expected-output
-           (middleware {:dependencies [['org.clojure/clojure]]})))))
-
-(deftest version-checks
+           (middleware {:dependencies [['org.clojure/clojure]]}))))
   (testing "defined versions also work"
-    (is (= (update-in expected-output [:dependencies 0 0] conj "1.10.0")
+    (is (= (update-in expected-output [:dependencies 0] conj "1.10.0")
            (middleware {:dependencies [['org.clojure/clojure "1.10.0"]]})))))