Merge pull request #7923 from Maestro2496/patch-2

Update apollo-subgraph-setup.mdx

docs/source/using-federation/apollo-subgraph-setup.mdx

@@ -64,7 +64,7 @@ The first step is to install the `@apollo/subgraph` package in our server projec
 npm install @apollo/subgraph
 ```
 
-We also need to require the `buildSubgraphSchema` function from this package in in the file where we initialize `ApolloServer` (we'll use it later):
+We also need to require the `buildSubgraphSchema` function from this package in the file where we initialize `ApolloServer` (we'll use it later):
 
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