Squashed 'apollo-ios-codegen/' changes from b7623fc0..60a0fb7c

60a0fb7c fix: Multiline warning annotation line separator (#658)

git-subtree-dir: apollo-ios-codegen
git-subtree-split: 60a0fb7ce16fd6024d1b431db5cc3d4d7145f5ce

Author: gh-action-runner

Sources/ApolloCodegenLib/Templates/SelectionSetTemplate.swift

@@ -295,7 +295,7 @@ struct SelectionSetTemplate {
       \(if: deprecatedArguments != nil && !deprecatedArguments.unsafelyUnwrapped.isEmpty, """
       \(deprecatedArguments.unsafelyUnwrapped.map { """
         \(field: $0.field, argument: $0.arg, warningReason: $0.reason)
-        """})
+        """}, separator: "\n")
       """)
       \(selectionsTemplate)
       """