Multiple prompt-to-edit selection, plus direct editor selections (#5478)

* Add multiple selections and editor selections for promptToEdit

* remove unused

* re-enable prompt to edit tests

* add test for manual code selection

* at test for multi-selection

* clean up

* A snapshot a day keeps the bugs away! 📷🐛 (OS: namespace-profile-ubuntu-8-cores)

* typo

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Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

src/lib/selections.ts

@@ -481,7 +481,9 @@ export function getSelectionTypeDisplayText(
 
 export function canSubmitSelectionArg(
   selectionsByType: 'none' | Map<ResolvedSelectionType, number>,
-  argument: CommandArgument<unknown> & { inputType: 'selection' }
+  argument: CommandArgument<unknown> & {
+    inputType: 'selection' | 'selectionMixed'
+  }
 ) {
   return (
     selectionsByType !== 'none' &&