DARKNET: Darkweb Expansion Project & Bitnode (#2139)

This is BN15. It is a really big change; see the PR for all the details.

markdown/bitburner.darknetinstability.md

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+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [bitburner](./bitburner.md) &gt; [DarknetInstability](./bitburner.darknetinstability.md)
+
+## DarknetInstability type
+
+Instability of the darknet caused by excessive backdoor-ing of servers.
+
+**Signature:**
+
+```typescript
+type DarknetInstability = {
+  authenticationDurationMultiplier: number;
+  authenticationTimeoutChance: number;
+};
+```