fix(amazonq): view summary button aws#6578

## Problem
View Summary button wasn't working after users accept changes, since we
save the `summary.md` to where their project is locally.

## Solution
Update summary file path.

Author: dhasani23

packages/amazonq/.changes/next-release/Bug Fix-eac82ab9-bdab-47c4-834d-600cb1a0b6a2.json

@@ -0,0 +1,4 @@
+{
+	"type": "Bug Fix",
+	"description": "/transform: allow View Summary button to work even after accepting diff"
+}

packages/core/src/codewhisperer/service/transformByQ/transformationResultsViewProvider.ts

@@ -343,7 +343,10 @@ export class ProposedTransformationExplorer {
             }
 
             diffModel.clearChanges()
-            transformByQState.setSummaryFilePath('')
+            // update summary path to where it is locally after user accepts changes, so that View Summary button works
+            transformByQState.setSummaryFilePath(
+                path.join(transformByQState.getProjectPath(), ExportResultArchiveStructure.PathToSummary)
+            )
             transformByQState.setProjectCopyFilePath('')
             transformByQState.setResultArchiveFilePath('')
             transformDataProvider.refresh()