chore: Run with v4.29.4

lqiu96 · lqiu96 · commit 7ec073829690 · 2025-05-07T14:21:27.000-04:00
diff --git a/.kokoro/build.sh b/.kokoro/build.sh
@@ -75,6 +75,7 @@ integration)
 
     mvn -B ${INTEGRATION_TEST_ARGS} \
       -ntp \
+      -Dprotobuf.version=4.29.4 \
       -Penable-integration-tests \
       -DtrimStackTrace=false \
       -Dclirr.skip=true \
