Update kernel-a12.yml: Add .237

.github/workflows/kernel-a12.yml

@@ -41,12 +41,15 @@ jobs:
           revision: "r14"
         - sub_level: "226"
           os_patch_level: "2024-11"
-          revision: "r8"
+          revision: "r9"
         - sub_level: "233"
           os_patch_level: "2025-02"
           revision: "r3"
         - sub_level: "236"
           os_patch_level: "2025-05"
+          revision: "r3"
+        - sub_level: "237"
+          os_patch_level: "2025-06"
           revision: "r1"
         - sub_level: "X"
           os_patch_level: "lts"