Migrate Vagrant tests for Fedora to Fedora 24

This commit migrates the Vagrant box for Fedora for the packaging tests
from Fedora 22 to Fedora 24 as Fedora 22 reached end-of-line upon the
release of Fedora 24.

Relates #19308

Vagrantfile

@@ -60,8 +60,8 @@ Vagrant.configure(2) do |config|
     config.vm.box = "elastic/oraclelinux-7-x86_64"
     rpm_common config
   end
-  config.vm.define "fedora-22" do |config|
-    config.vm.box = "elastic/fedora-22-x86_64"
+  config.vm.define "fedora-24" do |config|
+    config.vm.box = "elastic/fedora-24-x86_64"
     dnf_common config
   end
   config.vm.define "opensuse-13" do |config|

qa/vagrant/build.gradle

@@ -30,7 +30,7 @@ List<String> availableBoxes = [
     'centos-6',
     'centos-7',
     'debian-8',
-    'fedora-22',
+    'fedora-24',
     'oel-6',
     'oel-7',
     'opensuse-13',