Docs: Update Gemini benchmark results

tests/6_csv_processor/outputs_gemini/gemini-3-pro-preview TEMP_0.9.js

@@ -0,0 +1,20 @@
+const processCSV = async (csvStr, { filterColumn: fc, filterValue: fv, groupBy: gb, aggregateColumn: ac, operation: op }) => {
+  const { csvParse } = await import('https://esm.sh/d3-dsv@3');
+  
+  const groups = csvParse(csvStr).reduce((acc, row) => {
+    if (row[fc] == fv) {
+      const key = row[gb], val = +row[ac] || 0;
+      const entry = acc.get(key) || { s: 0, c: 0 };
+      entry.s += val;
+      entry.c++;
+      acc.set(key, entry);
+    }
+    return acc;
+  }, new Map());
+
+  return Array.from(groups, ([key, { s, c }]) => ({
+    [gb]: key,
+    result: op === 'count' ? c : op === 'sum' ? s : s / c
+  }));
+};
+export default processCSV;