problem: WS connection still breaks with very large frames

solution: increase default limit and make it configurable

src/test/resources/upstreams-ws-full.yaml

@@ -0,0 +1,15 @@
+version: v1
+
+upstreams:
+  - id: local
+    chain: ethereum
+    connection:
+      ethereum:
+        ws:
+          url: "ws://localhost:8546"
+          origin: "http://localhost"
+          frameSize: 10Mb
+          msgSize: 25Mb
+          basic-auth:
+            username: 9c199ad8f281f20154fc258fe41a6814
+            password: 258fe4149c199ad8f2811a68f20154fc