docs: update Hugo config after updating to 0.69.2

docs/config.json

@@ -13,6 +13,18 @@
     "plainIDAnchors": true
   },
   "disableKinds": [
-        "taxonomy", "taxonomyTerm"
-    ]
+    "taxonomy",
+    "taxonomyTerm"
+  ],
+  "ignoreFiles": [
+    "~$",
+    "^\\."
+  ],
+  "markup": {
+    "goldmark": {
+      "renderer": {
+        "unsafe": true
+      }
+    }
+  }
 }