Reuse observables in client.watchFragment as much as possible

[jerelmiller]

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Latest commit: e36157e

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[pkg-pr-new]

npm i https://pkg.pr.new/apollographql/apollo-client/@apollo/client@13026

commit: e36157e

[apollo-librarian]

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* (developer-tools)/react/(latest)/api/link/introduction.mdx
* (developer-tools)/react/(latest)/data/fragments.mdx
* (developer-tools)/react/(latest)/data/mutations.mdx
* (developer-tools)/react/(latest)/data/subscriptions.mdx
* (developer-tools)/react/(latest)/networking/authentication.mdx

Build ID: 350e6d92e3ce273927a8be92
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URL: https://www.apollographql.com/docs/deploy-preview/350e6d92e3ce273927a8be92