style: var rename to make more consistent

src/proxy/tinymitm/proxy.h

@@ -36,7 +36,7 @@ struct TinyMITMConfig
         std::string caKeyPath = "ca.key";
 
         std::string caName = "TinyMITM-CA";
-        int certDays = 365;
+        int caDays = 365;
 
         bool autoGenerateCA = true;
 
@@ -100,7 +100,6 @@ class TinyMITMProxy
 
         static bool doHandshake(WOLFSSL* ssl, SOCKET socket, bool isAccept);
 
-
         SOCKET _listenSocket = 0;
 
         std::atomic<bool> _running = false;