feat: implemented delete all warnings for a node

ref: N25B-450

src/pages/VisProgPage/visualProgrammingUI/EditorWarnings.tsx

@@ -122,6 +122,26 @@ export function editorWarningRegistry(get: ZustandGet, set: ZustandSet) : Editor
     })
   },
 
-  unregisterWarningsForNode: (_nodeId) => {},
+  unregisterWarningsForNode: (nodeId) => {
+    const wRegistry = get().editorWarningRegistry;
+    const sIndex = get().severityIndex;
+
+    const nodeWarnings = wRegistry.get(nodeId);
+
+    // remove from severity index
+    if (nodeWarnings) {
+      nodeWarnings.forEach((warning, warningKey) => {
+        sIndex.get(warning.severity)?.delete({nodeId, warningKey});
+      });
+    }
+
+    // remove from registry
+    wRegistry.delete(nodeId);
+
+    set({
+      editorWarningRegistry: wRegistry,
+      severityIndex: sIndex
+    })
+  },
 }}