Update paths for gems package and new default gems

Author: sorah

debian/libruby2.6.install

@@ -3,5 +3,7 @@
 /usr/lib/ruby/*.0
 /usr/lib/ruby/vendor_ruby
 /usr/lib/ruby/gems/*.0/gems/rdoc-*
+/usr/lib/ruby/gems/*.0/gems/irb-*
+/usr/lib/ruby/gems/*.0/gems/bundler-*
 /usr/lib/ruby/gems/*.0/specifications/default
 /usr/share/systemtap/tapset/libruby*.stp

debian/ruby2.6-gems.install

@@ -4,10 +4,11 @@
 /usr/lib/ruby/gems/*.0/specifications/rake-*
 /usr/lib/ruby/gems/*.0/specifications/net-telnet-*
 /usr/lib/ruby/gems/*.0/specifications/did_you_mean-*
+/usr/lib/ruby/gems/*.0/specifications/xmlrpc-*
 /usr/lib/ruby/gems/*.0/cache/*
-/usr/lib/ruby/gems/*.0/gems/power_assert-*
 /usr/lib/ruby/gems/*.0/gems/test-unit-*
 /usr/lib/ruby/gems/*.0/gems/minitest-*
 /usr/lib/ruby/gems/*.0/gems/rake-*
 /usr/lib/ruby/gems/*.0/gems/net-telnet-*
 /usr/lib/ruby/gems/*.0/gems/did_you_mean-*
+/usr/lib/ruby/gems/*.0/gems/xmlrpc-*