Change e-document feedback action image to Comment

[Copilot]

Updates the GetFeedback action in EDocumentPurchaseDraft.Page.al to use Image = Comment for consistency with the Agent Task Log Entries feedback action.

Changes

• Updated Image property from Help to Comment for the feedback action

action(GetFeedback)
{
    ApplicationArea = Basic, Suite;
    Caption = 'Provide feedback';
    ToolTip = 'Provide feedback on the Payables Agent experience.';
    Image = Comment;  // was: Image = Help
    ...
}

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Fixes AB#619721