Reeable all tests

Author: weiznich

.github/workflows/ci.yml

@@ -27,8 +27,7 @@ jobs:
       matrix:
         rust: ["stable", "beta", "nightly"]
         backend: ["postgres", "sqlite", "mysql"]
-        #os: [ubuntu-latest, macos-latest, macos-14, windows-2019]
-        os: [macos-14]
+        os: [ubuntu-latest, macos-latest, macos-14, windows-2019]
     runs-on: ${{ matrix.os }}
     steps:
       - name: Checkout sources