build(a3p-integration): bump @agoric/synthetic-chain to latest

yarn up @agoric/synthetic-chain

Author: mujahidkay

a3p-integration/package.json

@@ -16,7 +16,7 @@
     "doctor": "yarn synthetic-chain doctor"
   },
   "dependencies": {
-    "@agoric/synthetic-chain": "^0.6.1"
+    "@agoric/synthetic-chain": "^0.6.4"
   },
   "devDependencies": {
     "eslint": "^8.57.1",

a3p-integration/proposals/f:ymax0-restart/package.json

@@ -6,7 +6,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@agoric/client-utils": "dev",
-    "@agoric/synthetic-chain": "^0.6.1",
+    "@agoric/synthetic-chain": "^0.6.4",
     "@endo/far": "^1.1.14",
     "@endo/init": "^1.1.12",
     "@endo/pass-style": "^1.6.3",

a3p-integration/proposals/f:ymax0-restart/yarn.lock

@@ -13,7 +13,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@agoric/client-utils": "dev",
-    "@agoric/synthetic-chain": "patch:@agoric/synthetic-chain@npm%3A0.6.1#~/.yarn/patches/@agoric-synthetic-chain-npm-0.6.1-f801222832.patch",
+    "@agoric/synthetic-chain": "^0.6.4",
     "@endo/far": "^1.1.14",
     "@endo/init": "^1.1.12",
     "@endo/pass-style": "^1.6.3",