fix: eslint errors

src/features/dsp408/components/InputSection/InputSection.tsx

@@ -514,9 +514,6 @@ function InputSection({
   const [liveLpFreq, setLiveLpFreq] = useState<number>(FREQUENCY_MAX);
   const [livePeq, setLivePeq] = useState<Partial<Record<PEQBand, PEQ>>>({});
 
-  // Forces one extra render after the graph mounts so marker positions
-  // (which read from the graph's ref) are available on first paint.
-  const [, forceRender] = useState(0);
   const magnitudeGraphRef = useRef<LinearGraphHandle>(null);
 
   // DSP values