Merge pull request #276 from segmentio/MichaelGHSeg/no_gpr_publish

Removing github gem publish step

.github/workflows/gem-push.yml

@@ -18,18 +18,6 @@ jobs:
       with:
         ruby-version: 2.7.7
 
-    - name: Publish to GPR
-      run: |
-        mkdir -p $HOME/.gem
-        touch $HOME/.gem/credentials
-        chmod 0600 $HOME/.gem/credentials
-        printf -- "---\n:github: ${GEM_HOST_API_KEY}\n" > $HOME/.gem/credentials
-        gem build *.gemspec
-        gem push --KEY github --host https://rubygems.pkg.github.com/${OWNER} *.gem
-      env:
-        GEM_HOST_API_KEY: "Bearer ${{secrets.GITHUB_TOKEN}}"
-        OWNER: ${{ github.repository_owner }}
-
     - name: Publish to RubyGems
       run: |
         mkdir -p $HOME/.gem