hls-module-name-plugin: Add missing golden file to hackage tarball (#2374)

* hls-module-name-plugin: Add missing golden file to hackage tarball

* Update plugins/hls-module-name-plugin/hls-module-name-plugin.cabal

Co-authored-by: Javier Neira  <atreyu.bbb@gmail.com>

Co-authored-by: Javier Neira <atreyu.bbb@gmail.com>

Author: maralorn

plugins/hls-module-name-plugin/hls-module-name-plugin.cabal

@@ -14,8 +14,8 @@ category:           Development
 build-type:         Simple
 extra-source-files:
   LICENSE
-  test/testdata/*.hs
-  test/testdata/*.yaml
+  test/testdata/**/*.yaml
+  test/testdata/**/*.hs
 
 library
   exposed-modules:  Ide.Plugin.ModuleName