Bump leiningen-core to 2.9.8

Author: bbatsov

project.clj

@@ -102,7 +102,7 @@
                     :dependencies [[boot/base "2.8.3"]
                                    [boot/core "2.8.3"]
                                    [org.apache.httpcomponents/httpclient "4.5.9" :exclusions [commons-logging]]
-                                   [leiningen-core "2.9.6" :exclusions [org.clojure/clojure
+                                   [leiningen-core "2.9.8" :exclusions [org.clojure/clojure
                                                                         commons-codec
                                                                         com.google.code.findbugs/jsr305]]
                                    [cider/piggieback "0.5.3"]]}