updated rpc_spec to latest

Kostiantyn Sologubov · Kostiantyn Sologubov · commit ac1591d7549c · 2020-04-22T22:19:00.000+03:00
diff --git a/generator/rpc_spec b/generator/rpc_spec
@@ -1 +1 @@
-Subproject commit c5132e0016cf34b30fec2a2687c59cbfd44c543a
+Subproject commit bb62315e7f73aed775f81a6a77b4333a2a592a41
