[plat-utils] enhance otMacFrameDoesAddrMatch() (#9997)

This commit updates `otMacFrameDoesAddrMatch()` to ensure it
does not match if frame is malformed (`Frame::GetDstAddr()`
fails).

examples/platforms/utils/mac_frame.cpp

@@ -43,7 +43,7 @@ bool otMacFrameDoesAddrMatch(const otRadioFrame *aFrame,
     Mac::Address      dst;
     Mac::PanId        panid;
 
-    SuccessOrExit(frame.GetDstAddr(dst));
+    VerifyOrExit(frame.GetDstAddr(dst) == kErrorNone, rval = false);
 
     switch (dst.GetType())
     {