style: trim comments to load-bearing invariants only

src/lib/telemetry/rollup-core.ts

@@ -20,7 +20,6 @@ export interface ClientErrorRow {
   group_hash: string;
 }
 
-// Nearest-rank percentile; values need not be pre-sorted.
 export const percentile = (values: number[], p: number): number => {
   if (values.length === 0) return 0;
   const sorted = [...values].sort((a, b) => a - b);