## Description 
If a DynamicFieldName is not found on a parent object, return
SuiObjectResponse error response instead of stock RpcResult error
Previously:
```
curl --location 'http://127.0.0.1:9000' \
--header 'Content-Type: application/json' \
--data '{
    "method": "suix_getDynamicFieldObject",
    "jsonrpc": "2.0",
    "params": [
        "0x12d392ea9753ca2313e3f954fe2deadca0eda906e158e0901bacca21501b0398",
        {
            "type": "address",
            "value": "0x672ed3533decef3721c463b599f934cce4d13c894dd9f14d2f65d773ce604f21"
        }
    ],
    "id": 1
}'
{"jsonrpc":"2.0","error":{"code":-32000,"message":"Cannot find dynamic field [DynamicFieldName { type_: Address, value: String(\"0x672ed3533decef3721c463b599f934cce4d13c894dd9f14d2f65d773ce604f21\") }] for object [0x12d392ea9753ca2313e3f954fe2deadca0eda906e158e0901bacca21501b0398]."},"id":1}%    
```
Now:
```
curl --location 'http://127.0.0.1:9000' \
--header 'Content-Type: application/json' \
--data '{
    "method": "suix_getDynamicFieldObject",
    "jsonrpc": "2.0",
    "params": [
        "0x12d392ea9753ca2313e3f954fe2deadca0eda906e158e0901bacca21501b0398",
        {
            "type": "address",
            "value": "0x672ed3533decef3721c463b599f934cce4d13c894dd9f14d2f65d773ce604f21"
        }
    ],
    "id": 1
}'
{"jsonrpc":"2.0","result":{"error":{"code":"dynamicFieldNotFound","parent_object_id":"0x12d392ea9753ca2313e3f954fe2deadca0eda906e158e0901bacca21501b0398"}},"id":1}%  
```

Note: chose not to include the dynamicFieldName itself as
DynamicFieldName.value is a serde_json object that does not appear to
`#[derive(Hash)]` which is required by `SuiObjectResponseError`. And
it's in the client call anyways.

## Test Plan 

How did you test the new or updated feature?

---
If your changes are not user-facing and not a breaking change, you can
skip the following section. Otherwise, please indicate what changed, and
then add to the Release Notes section as highlighted during the release
process.

### Type of Change (Check all that apply)

- [ ] user-visible impact
- [ ] breaking change for a client SDKs
- [ ] breaking change for FNs (FN binary must upgrade)
- [ ] breaking change for validators or node operators (must upgrade
binaries)
- [ ] breaking change for on-chain data layout
- [ ] necessitate either a data wipe or data migration

### Release notes