bump(nvidia-skills): c3eb5f75 → 75ac9ec1 (#3216)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

.claude-plugin/marketplace.json

@@ -1986,7 +1986,7 @@
         "url": "https://github.com/NVIDIA/skills.git",
         "path": "plugins/nvidia-skills",
         "ref": "main",
-        "sha": "c3eb5f75cc19600362cac5c7a5b632a5673b79fc"
+        "sha": "75ac9ec1e12ceae06d3a1950f8cc5eab23120051"
       },
       "homepage": "https://github.com/NVIDIA/skills"
     },