ci: test against Go 1.25 in CI jobs

- Add Go version 1.25 to the test matrix for CI jobs

Signed-off-by: appleboy <[email protected]>

Author: appleboy

.github/workflows/testing.yml

@@ -42,7 +42,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
-        go: [1.24]
+        go: [1.24, 1.25]
         include:
           - os: ubuntu-latest
             go-build: ~/.cache/go-build