Fix exposure adjustment when scrolling over the scopes#20832

kofa73 wants to merge 1 commit intodarktable-org:masterdarktable-org/darktable:masterfrom

kofa73:fix-exposure-black-point-correction-when-scrolling-over-scopekofa73/darktable:fix-exposure-black-point-correction-when-scrolling-over-scopeCopy head branch name to clipboard