Keep RTX PRO 5000 Blackwell (48 GB) launch date

The cited NVIDIA post announces general availability of the separate
72 GB variant on 2025-12-18, not the 48 GB card this record describes.

Author: Seungpyo1007

data/gpu/nvidia/2025/enterprise/rtx-pro-5000-blackwell.json

@@ -3,7 +3,7 @@
   "name": "RTX PRO 5000 Blackwell",
   "manufacturer": "nvidia",
   "architecture": "Blackwell",
-  "release_date": "2025-12-18",
+  "release_date": "2025-12-09",
   "msrp_usd": 9999,
   "cuda_cores": 14080,
   "stream_processors": null,
@@ -31,8 +31,6 @@
     "https://opendata.blender.org/snapshots/opendata-latest.zip",
     "https://www.topcpu.net/en/gpu-r/3dmark-time-spy",
     "https://www.videocardbenchmark.net/gpu_list.php",
-    "https://www.topcpu.net/en/gpu-r/",
-    "https://blogs.nvidia.com/blog/rtx-pro-5000-72gb-blackwell-gpu/",
-    "https://www.nvidia.com/en-us/products/workstations/professional-desktop-gpus/rtx-pro-5000/"
+    "https://www.topcpu.net/en/gpu-r/"
   ]
 }