refactor: update click input box description (#16475)

* refactor: update click input box description

* refactor: update click input box description

Author: xiaolang124

packages/tests/vscuse/vscode-test-cases/groups/group__validation_DA_repair.json

@@ -41,7 +41,7 @@
         "x": 350,
         "y": 373
       },
-      "description": "Click on the blank area above the \"vscuse_app_${{var:app_name}}dev\" agent title in the Microsoft 365 Copilot chat interface.(Previously used for clicking the input box, but now used for precondition validation.)",
+      "description": "Click the input box in the M365 Copilot chat page.",
       "content_refs": [],
       "timeout": 30,
       "retry_count": 0,

packages/tests/vscuse/vscode-test-cases/groups/group__validation_DA_repair_Oauth.json

@@ -41,7 +41,7 @@
         "x": 376,
         "y": 409
       },
-      "description": "Click on the blank area of the chat pane, just below the \"${{var:app_name}}dev\" agent title and above the \"Created by\" line, in the M365 Copilot chat interface.(Previously used for clicking the input box, but now used for precondition validation.)",
+      "description": "Click the input box in the M365 Copilot chat page.",
       "content_refs": [],
       "timeout": 30,
       "retry_count": 0,

packages/tests/vscuse/vscode-test-cases/groups/group__validation_basic_ai_chat_bot_in_copilot.json

@@ -38,7 +38,7 @@
         "x": 416,
         "y": 369
       },
-      "description": "Click on the agent title \"${{var:app_name}}dev\" heading in the M365 Copilot web application chat page.(Previously used for clicking the input box.)",
+      "description": "Click the input box in the M365 Copilot chat page.",
       "content_refs": [],
       "timeout": 30,
       "retry_count": 0,

packages/tests/vscuse/vscode-test-cases/groups/group__validation_customize_AzureAI_in_copilot.json

@@ -38,7 +38,7 @@
         "x": 373,
         "y": 366
       },
-      "description": "Click the \"Message ${{var:app_name}}dev\" input box in the M365 Copilot web application, within the agent chat interface, focusing on the area where users enter text to start a conversation.(Previously used for clicking the input box.)",
+      "description": "Click the input box in the M365 Copilot chat page.",
       "content_refs": [],
       "timeout": 30,
       "retry_count": 0,