Revert "Bug fix: The spectrum graph is sometimes not displayed after change spectrums type"#838

haslinghuis merged 2 commits intobetaflight:masterbetaflight/blackbox-log-viewer:masterfrom

demvlad:revert-837-lose_dataBuffer_bugfixdemvlad/blackbox-log-viewer:revert-837-lose_dataBuffer_bugfixCopy head branch name to clipboard