PHP: add ares as deps
diff --git a/build.yaml b/build.yaml
index 7edad7e..781118f 100644
--- a/build.yaml
+++ b/build.yaml
@@ -4473,6 +4473,7 @@
   deps:
   - grpc
   - gpr
+  - ares
   - boringssl
   headers:
   - src/php/ext/grpc/byte_buffer.h