YaHTTP: Fix a non-virtual destructor warning in the `HTTPBase` class

`g++` 14.2.1's `-Wnon-virtual-dtor` complains:
```
‘class YaHTTP::HTTPBase’ has virtual functions and accessible non-virtual destructor [-Wnon-virtual-dtor]
```

diff --git a/ext/yahttp/yahttp/reqresp.hpp b/ext/yahttp/yahttp/reqresp.hpp
index 4db53bec85a1478f5ebdee563f415506388885fa..e420c24a153ba20487db5b6bf674d6a6438a85fd 100644 (file)
--- a/ext/yahttp/yahttp/reqresp.hpp
+++ b/ext/yahttp/yahttp/reqresp.hpp
@@ -98,6 +98,7 @@ namespace YaHTTP {
     HTTPBase() {
       HTTPBase::initialize();
     };
+    virtual ~HTTPBase() = default;
 
     virtual void initialize() {
       kind = 0;