macos-15 supports running docker again

Author: loosebazooka

.github/workflows/integration-tests.yml

@@ -17,13 +17,13 @@ jobs:
     name: PR unit tests
     strategy:
       matrix:
-        os: [ubuntu-latest, macos-12]
+        os: [ubuntu-latest, macos-latest]
       fail-fast: false
     runs-on: ${{ matrix.os }}
 
     steps:
     - name: start docker
-      if: ${{ matrix.os == 'macos-12' }}
+      if: ${{ matrix.os == 'macos-latest' }}
       run: |
         brew install docker
         colima start