Fix swiftPublishDiagnosticsDebounceDuration documentation (#1756)

Author: jayadamsmorgan

Documentation/Configuration File.md

@@ -48,4 +48,4 @@ The structure of the file is currently not guaranteed to be stable. Options may
 - `backgroundPreparationMode: "build"|"noLazy"|"enabled"`: Determines how background indexing should prepare a target. Possible values are: `build`: Build a target to prepare it, `noLazy`: Prepare a target without generating object files but do not do lazy type checking and function body skipping, `enabled`: Prepare a target without generating object files and the like
 - `cancelTextDocumentRequestsOnEditAndClose: bool`: Whether sending a `textDocument/didChange` or `textDocument/didClose` notification for a document should cancel all pending requests for that document.
 - `experimentalFeatures: string[]`: Experimental features to enable
-- `swiftPublishDiagnosticsDebounce: double`: The time that `SwiftLanguageService` should wait after an edit before starting to compute diagnostics and sending a `PublishDiagnosticsNotification`.
+- `swiftPublishDiagnosticsDebounceDuration: double`: The time that `SwiftLanguageService` should wait after an edit before starting to compute diagnostics and sending a `PublishDiagnosticsNotification`.