Fix JSON (#2333)

Author: savvar9991

UPGRADING.md

@@ -174,7 +174,7 @@ you put in your handler):
 
 ```sh
 # create the proposal
-# check the current height and add 100-200 or so for the upgrade time
+# check the current height and add 100-200 or so for the upgrade 
 # (the voting period is ~60 blocks)
 docker run --rm -it \
     --mount type=volume,source=musselnet_client,target=/root \
@@ -238,7 +238,6 @@ docker run --rm -it \
    "authority": "wasm10d07y265gmmuvt4z0w9aw880jnsr700js7zslc",
    "plan": {
     "name": "Upgrade",
-    "time": "0001-01-01T00:00:00Z",
     "height": "500",
     "info": "",
     "upgraded_client_state": null