Revert "Remove markdown from git tracking (#139)"

This reverts commit bbb6e3f309.

markdown/bitburner.tix.has4sdatatixapi.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; [TIX](./bitburner.tix.md) &gt; [has4SDataTIXAPI](./bitburner.tix.has4sdatatixapi.md)
+
+## TIX.has4SDataTIXAPI() method
+
+Returns true if the player has access to the 4SData TIX API
+
+<b>Signature:</b>
+
+```typescript
+has4SDataTIXAPI(): boolean;
+```
+<b>Returns:</b>
+
+boolean
+
+## Remarks
+
+RAM cost: 0.05 GB
+