several late-january additions

dataset.json

@@ -167,5 +167,30 @@
         "headline": "**Chief Rebel** lays off **around 21** people",
         "link": "https://kotaku.com/game-industry-layoffs-how-many-2024-unity-twitch-1851155818",
         "comment": "layoffs occurred 01-16, reported by kotaku 01-29"
+    },
+    {
+        "date": "2024-01-31",
+        "affected": 61,
+        "headline": "**Sega of America** to lay off **61** employees",
+        "link": "https://www.gamesindustry.biz/sega-of-america-to-lay-off-61-employees"
+    },
+    {
+        "date": "2024-01-31",
+        "affected": 30,
+        "headline": "**Nimble Giant Entertainment** lays off **roughly 30** people",
+        "link": "https://kotaku.com/game-industry-layoffs-how-many-2024-unity-twitch-1851155818",
+        "comment": "layoffs occurred 01-30, reported by kotaku 01-31"
+    },
+    {
+        "date": "2024-01-31",
+        "affected": 20,
+        "headline": "**Artificer** lays off **around 20** people",
+        "link": "https://kotaku.com/game-industry-layoffs-how-many-2024-unity-twitch-1851155818"
+    },
+    {
+        "date": "2024-01-31",
+        "affected": 12,
+        "headline": "**Airship Syndicate** lays off **12** people",
+        "link": "https://twitter.com/sweetpotatoes/status/1752775333411946997"
     }
 ]