test(pkgs_spec): update for `2019.2.2` release

* https://docs.saltstack.com/en/latest/topics/releases/2019.2.2.html

test/integration/v201902-py2/controls/pkgs_spec.rb

 version =
   case platform[:family]
   when 'redhat'
-    '2019.2.0-1.el7'
-  when 'fedora'
-    '2019.2.0-1.fc30'
-  when 'suse'
-    '2019.2.0-lp151.5.3.1'
+    '2019.2.2-1.el7'
   when 'debian'
-    '2019.2.0+ds-1'
+    '2019.2.2+ds-1'
   end
 
 control 'salt packages' do

test/integration/v201902-py3/controls/pkgs_spec.rb

   when 'redhat'
     case platform[:name]
     when 'amazon'
-      '2019.2.0-1.el7'
+      '2019.2.2-1.el7'
     when 'centos'
-      '2019.2.0-2.el7'
+      '2019.2.2-1.el8'
     end
   when 'fedora'
-    '2019.2.0-1.fc30'
+    '2019.2.1rc0-3.fc31'
   when 'suse'
     '2019.2.0-lp151.5.3.1'
   when 'debian'
-    '2019.2.0+ds-1'
+    '2019.2.2+ds-1'
   end
 
 control 'salt packages' do