fix(chat): Fix toolUse input is missing when parsing fails (aws#7001)

## Problem
- ToolUse input is empty when parsing fails which breaks history

## Solution
- Fix toolUse input is missing when parsing fails

---

- Treat all work as PUBLIC. Private `feature/x` branches will not be
squash-merged at release time.
- Your code changes must meet the guidelines in
[CONTRIBUTING.md](https://github.com/aws/aws-toolkit-vscode/blob/master/CONTRIBUTING.md#guidelines).
- License: I confirm that my contribution is made under the terms of the
Apache 2.0 license.

Author: jguoamz

packages/core/src/codewhispererChat/controllers/chat/messenger/messenger.ts

@@ -269,7 +269,16 @@ export class Messenger {
                         toolUse.toolUseId = cwChatEvent.toolUseEvent.toolUseId ?? ''
                         toolUse.name = cwChatEvent.toolUseEvent.name ?? ''
                         try {
-                            toolUse.input = JSON.parse(toolUseInput)
+                            try {
+                                toolUse.input = JSON.parse(toolUseInput)
+                            } catch (error: any) {
+                                getLogger().error(`JSON parse error for toolUseInput: ${toolUseInput}`)
+                                // set toolUse.input to the raw value
+                                toolUse.input = toolUseInput
+                                error.message = `Tool input has invalid JSON format: ${error.message}`
+                                // throw it out to allow the error to be handled in the catch block
+                                throw error
+                            }
                             const availableToolsNames = (session.pairProgrammingModeOn ? tools : noWriteTools).map(
                                 (item) => item.toolSpecification?.name
                             )