src: fix -Winconsistent-missing-override warning

../src/node_http_common.h:497:8: warning: 'MemoryInfo' overrides a
member function but is not marked 'override' [-Winconsistent-missing-override]
  void MemoryInfo(MemoryTracker* tracker) const {

PR-URL: #32126
Refs: #32069
Reviewed-By: Denys Otrishko <[email protected]>
Reviewed-By: Michael Dawson <[email protected]>
Reviewed-By: David Carlier <[email protected]>
Reviewed-By: Luigi Pinca <[email protected]>
Reviewed-By: Richard Lau <[email protected]>
Reviewed-By: Anna Henningsen <[email protected]>
Reviewed-By: Tobias Nießen <[email protected]>

src/node_http_common.h

@@ -494,7 +494,7 @@ class NgHeader : public MemoryRetainer {
   inline std::string value() const;
   inline size_t length() const;
 
-  void MemoryInfo(MemoryTracker* tracker) const {
+  void MemoryInfo(MemoryTracker* tracker) const override {
     tracker->TrackField("name", name_);
     tracker->TrackField("value", value_);
   }