loosen computational complexty check for printing fill (#16708)

tests/unit/doc-printer.js

@@ -46,9 +46,9 @@ test("`printDocToString` should not manipulate docs", () => {
 
 describe("`printDocToString` has linear time complexity at most to print fill()", () => {
   const baseSize = 3_000;
-  const relativeMargin = 0.4;
+  const relativeMargin = 0.6;
   const baseTime = time(makeFill(baseSize));
-  test.each([10_000, 20_000, 40_000])("numWords=%d", (numWords) => {
+  test.each([20_000, 40_000, 60_000])("numWords=%d", (numWords) => {
     const doc = makeFill(numWords);
     const ellapsed = time(doc);
     const ratio = numWords / baseSize;