chore: update dependency ts-graphviz to v3

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

extensions/context-explorer/package.json

@@ -43,7 +43,7 @@
     "@loopback/rest": "^15.0.1"
   },
   "dependencies": {
-    "ts-graphviz": "^0.16.0",
+    "ts-graphviz": "^3.0.0",
     "viz.js": "^2.1.2"
   },
   "devDependencies": {