Fix incorrect config for data masking for client preset in docs

[jerelmiller]

Reported here: https://discord.com/channels/1022972389463687228/1316737355633135636/1316737355633135636

I have tried this myself and can confirm it works as expected.

[svc-apollo-docs]

✅ Docs Preview Ready

Configuration

{
  "repoOverrides": {
    "apollographql/apollo-client@main": {
      "remote": {
        "owner": "apollographql",
        "repo": "apollo-client",
        "branch": "jerel/fix-docs-client-preset"
      }
    }
  }
}

Name	Link
Commit	fd9146a
Preview	https://www.apollographql.com/docs/deploy-preview/e5619aa0aa2e3af7cec5
Build ID	e5619aa0aa2e3af7cec5
File Changes	0 new, 1 changed, 0 removed * (developer-tools)/react/(latest)/data/fragments.mdx
Pages	1

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[changeset-bot]

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Latest commit: fd9146a

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[github-actions]

size-limit report 📦

Path	Size
dist/apollo-client.min.cjs	40.64 KB (0%)
import { ApolloClient, InMemoryCache, HttpLink } from "dist/main.cjs"	50.02 KB (0%)
import { ApolloClient, InMemoryCache, HttpLink } from "dist/main.cjs" (production)	47.14 KB (0%)
import { ApolloClient, InMemoryCache, HttpLink } from "dist/index.js"	36.13 KB (0%)
import { ApolloClient, InMemoryCache, HttpLink } from "dist/index.js" (production)	33.54 KB (0%)
import { ApolloProvider } from "dist/react/index.js"	1.26 KB (0%)
import { ApolloProvider } from "dist/react/index.js" (production)	1.24 KB (0%)
import { useQuery } from "dist/react/index.js"	5.21 KB (0%)
import { useQuery } from "dist/react/index.js" (production)	4.3 KB (0%)
import { useLazyQuery } from "dist/react/index.js"	5.7 KB (0%)
import { useLazyQuery } from "dist/react/index.js" (production)	4.78 KB (0%)
import { useMutation } from "dist/react/index.js"	3.62 KB (0%)
import { useMutation } from "dist/react/index.js" (production)	2.84 KB (0%)
import { useSubscription } from "dist/react/index.js"	4.42 KB (0%)
import { useSubscription } from "dist/react/index.js" (production)	3.48 KB (0%)
import { useSuspenseQuery } from "dist/react/index.js"	5.51 KB (0%)
import { useSuspenseQuery } from "dist/react/index.js" (production)	4.17 KB (0%)
import { useBackgroundQuery } from "dist/react/index.js"	5.01 KB (0%)
import { useBackgroundQuery } from "dist/react/index.js" (production)	3.66 KB (0%)
import { useLoadableQuery } from "dist/react/index.js"	5.09 KB (0%)
import { useLoadableQuery } from "dist/react/index.js" (production)	3.74 KB (0%)
import { useReadQuery } from "dist/react/index.js"	3.41 KB (0%)
import { useReadQuery } from "dist/react/index.js" (production)	3.35 KB (0%)
import { useFragment } from "dist/react/index.js"	2.36 KB (0%)
import { useFragment } from "dist/react/index.js" (production)	2.31 KB (0%)