scripted-diff: LogPrint -> LogDebug

-BEGIN VERIFY SCRIPT-
 sed -i 's/\<LogPrint\>/LogDebug/g' $( git grep -l '\<LogPrint\>'  -- ./contrib/ ./src/ ./test/ ':(exclude)src/logging.h' )
-END VERIFY SCRIPT-

src/ipc/capnp/protocol.cpp

@@ -30,7 +30,7 @@ namespace capnp {
 namespace {
 void IpcLogFn(bool raise, std::string message)
 {
-    LogPrint(BCLog::IPC, "%s\n", message);
+    LogDebug(BCLog::IPC, "%s\n", message);
     if (raise) throw Exception(message);
 }