return "" instead of undef in html creation for disable == 3 to avoid fhemweb fallback to STATE if inside group

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return "" instead of undef in html creation for disable == 3 to avoid fhemweb fallback to STATE if inside group

return "" instead of undef in html creation for disable == 3 to avoid fhemweb fallback to STATE if inside groupView Changes

Source: return "" instead of undef in html creation for disable == 3 to avoid fhemweb fallback to STATE if inside group