message: fix spelling in types/src/main.ts
diff: @@ -1654,7 +1654,7 @@ export interface CompletionItem {
  command?: Command;
  /**
  - * An data entry field that is preserved on a completion item between
  + * A data entry field that is preserved on a completion item between
  * a [CompletionRequest](#CompletionRequest) and a [CompletionResolveRequest]
  * (#CompletionResolveRequest)
  */
  @@ -2460,7 +2460,7 @@ export interface CodeLens {
  command?: Command;
  /**
  - * An data entry field that is preserved on a code lens item between
  + * A data entry field that is preserved on a code lens item between
  * a [CodeLensRequest](#CodeLensRequest) and a [CodeLensResolveRequest]
  * (#CodeLensResolveRequest)
  */
  