ci: use latest rubygems again for Ruby 3.1 on windows (#4750)

**Which issue(s) this PR fixes**: Fixes # **What this PR does / why we need it**: It seems that it fixes failure with Ruby 3.1 on windows. ``` undefined method `ignored?' for #<Gem::Specification:0x000001dccaf43168 ``` **Docs Changes**: N/A **Release Note**: N/A Signed-off-by: Kentaro Hayashi <[email protected]>
fluent · Dec 27, 2024 · 6d4e0d0 · 6d4e0d0
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commit 6d4e0d0
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diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
@@ -38,6 +38,7 @@ jobs:
         uses: ruby/setup-ruby@401c19e14f474b54450cd3905bb8b86e2c8509cf # v1.204.0
         with:
           ruby-version: ${{ matrix.ruby-version }}
+          rubygems: latest
       - name: Install addons
         if: ${{ matrix.os == 'ubuntu-latest' }}
         run: sudo apt-get install libgmp3-dev libcap-ng-dev