Optimize break patterns
Use `wyrand` instead of calling `XORSHIFT` 2 times in break patterns for the 64-bit platform. The new PRNG is 2x faster than the previous one.
Bench result(via https://gist.github.com/zhangyunhao116/11ef41a150f5c23bb47d86255fbeba89):
```
old time: [1.3258 ns 1.3262 ns 1.3266 ns]
change: [+0.5901% +0.6731% +0.7791%] (p = 0.00 < 0.05)
Change within noise threshold.
Found 13 outliers among 100 measurements (13.00%)
7 (7.00%) high mild
6 (6.00%) high severe
new time: [657.65 ps 657.89 ps 658.18 ps]
change: [-1.6910% -1.6110% -1.5256%] (p = 0.00 < 0.05)
Performance has improved.
Found 6 outliers among 100 measurements (6.00%)
2 (2.00%) high mild
4 (4.00%) high severe
```
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