Updated ci.yml: build and test nginx-1.25.2~1.25.4

Author: chobits

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ jobs:
   test-nginx:
     strategy:
        matrix:
-         version: [1.24.0, 1.25.1]
+         version: [1.24.0, 1.25.2, 1.25.3, 1.25.4]
        fail-fast: false
     runs-on: "ubuntu-20.04"