33_readingsGroup.pm: properly detect ! flag in notify, reset device name after each reading@device element

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33_readingsGroup.pm: properly detect ! flag in notify, reset device name after each reading@device element

33_readingsGroup.pm: properly detect ! flag in notify, reset device name after each reading@device elementView Changes

Source: 33_readingsGroup.pm: properly detect ! flag in notify, reset device name after each reading@device element