remove crosbreaker kajigs, highlight quicksilver in unenrollment.mdx (#55)

Author: xmb9

src/content/docs/kajigs/sh1ttyexec.mdx

@@ -11,7 +11,7 @@ import PageHeader from "/src/components/PageHeader.astro";
 
 All Unenrollment exploits can be used on previous kernvers.
 
-For example, Br0ker can be used on any Kernver that can be used below 137, which would be Kernvers 1, 2, 3, 4, and 5.
+For example, Quicksilver can be used on any Kernver that can be used below 143, which would be Kernvers 1, 2, 3, 4, 5, and 6.
 
 import { getkajigs, kernvers } from '../../config.ts';
 export const kernver = await getkajigs(true)