💚 Upgrade Ruby 2.2 to Ubuntu 22.04

Author: pboling

.github/workflows/hoary.yml

@@ -23,7 +23,7 @@ jobs:
   test:
     name: Specs ${{ matrix.ruby }} ${{ matrix.appraisal }}${{ matrix.name_extra || '' }}
     if: "!contains(github.event.commits[0].message, '[ci skip]') && !contains(github.event.commits[0].message, '[skip ci]')"
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     continue-on-error: ${{ matrix.experimental || endsWith(matrix.ruby, 'head') }}
     env: # $BUNDLE_GEMFILE must be set at job level, so it is set for all steps
       BUNDLE_GEMFILE: ${{ github.workspace }}/${{ matrix.gemfile }}.gemfile