update grpc submodule

yuki-mt · yuki-mt · commit 27d9bc34a3b1 · 2019-02-07T20:23:29.000+09:00
diff --git a/rekcurd_client/grpc b/rekcurd_client/grpc
@@ -1 +1 @@
-Subproject commit 4fcb282d80e09ee0364c6b6f156f2439a6e75bfc
+Subproject commit bf63e346c622b837040c5ae01b1bf0755b085303
