fix(build): ios ci

package.json

@@ -61,7 +61,7 @@
         "cljs:electron-watch": "clojure -M:cljs watch app electron --config-merge \"{:asset-path \\\"./js\\\"}\"",
         "cljs:release": "clojure -M:cljs release app publishing electron",
         "cljs:release-electron": "clojure -M:cljs release app electron --debug && clojure -M:cljs release publishing",
-        "cljs:release-app": "clojure -M:cljs release app --config-merge \"{:compiler-options {:output-feature-set :es6}}\"",
+        "cljs:release-app": "clojure -M:cljs release app",
         "cljs:release-publishing": "clojure -M:cljs release publishing",
         "cljs:test": "clojure -M:test compile test",
         "cljs:run-test": "node static/tests.js",