Update server versions in test matrix

Author: SpencerTorres

.github/workflows/run-tests.yml

@@ -20,11 +20,10 @@ jobs:
           - "1.24"
           - "1.23"
         clickhouse: # https://github.com/ClickHouse/ClickHouse/blob/master/SECURITY.md#scope-and-supported-versions
+          - "25.3"
           - "25.2"
           - "25.1"
-          - "24.12"
           - "24.8"
-          - "24.3"
     steps:
       - name: Checkout
         uses: actions/checkout@v4